Did Abraham Know God by the Name Yahweh?

 


Among the most searching questions that arise from a careful reading of Scripture is one that emerges from an apparent tension between the Book of Genesis and the Book of Exodus. Throughout the patriarchal narratives, the divine name Yahweh (יהוה, YHWH) appears again and again. Abraham builds altars to Yahweh, calls upon the name of Yahweh, and hears Yahweh speak to him directly. Yet when God later reveals Himself to Moses at the threshold of the Exodus, He says something that seems, at first hearing, to overturn all of this: "I am Yahweh. I appeared to Abraham, to Isaac, and to Jacob as God Almighty, but by My name Yahweh I was not known to them" (Exodus 6:2–3).

How can both testimonies stand together? Did Abraham know God by the name Yahweh, or was that name unveiled for the first time only in the days of Moses? The question is not a trifling one, for it touches the very heart of how God makes Himself known to His people. And the answer, when we listen patiently to the whole counsel of Scripture, does not force us to choose between Genesis and Exodus. Rather, it invites us into a deeper understanding of what the Bible means when it speaks of knowing the name of God. The evidence of Genesis strongly indicates that Abraham knew and used the name Yahweh. What was truly new in the time of Moses was not the sound of the name upon human lips, but the fullness of what that name would come to mean, disclosed through God's covenant faithfulness and His mighty acts of redemption.

Yahweh in the Life of Abraham

The name Yahweh does not appear only here and there in the story of Abraham, as though it were an incidental intrusion. It is woven through the whole fabric of his life. Indeed, the practice of calling upon this name reaches back even before the flood, for already in the days of Enosh, the grandson of Adam, "men began to call upon the name of Yahweh" (Genesis 4:26). By the time we come to Abraham, this worship has a long history behind it.

When Abram first entered the land of Canaan and pitched his tent between Bethel and Ai, "there he built an altar to Yahweh and called upon the name of Yahweh" (Genesis 12:8). When famine had driven him into Egypt and he returned to that same place, we read once more that "there Abram called on the name of Yahweh" (Genesis 13:4). After his victory over the confederation of kings, standing before Melchizedek, he lifted his oath to heaven with these words: "I have lifted up my hand to Yahweh, God Most High, Possessor of heaven and earth" (Genesis 14:22). This was no unfamiliar deity to Abram; it was the God whose name he invoked in worship, in prayer, and in solemn covenant.

More striking still, the name proceeds from the mouth of God Himself in His speech to Abram. In the great covenant of the pieces, God declares, "I am Yahweh who brought you out of Ur of the Chaldeans, to give you this land to possess" (Genesis 15:7). Here God identifies Himself to Abram not merely as a nameless power but by this very name, and He roots that name in an act of deliverance already accomplished — the bringing of Abram out of Ur, a foreshadowing in miniature of the far greater bringing-out that would one day deliver his descendants from Egypt.

Abraham also learned to know God through the names that unfolded His character in the moments of Abraham's greatest need. He heard God announce Himself as El Shaddai, God Almighty: "I am the Almighty God; walk before Me and be blameless" (Genesis 17:1). Near Beersheba, having made a covenant of peace, "he called there on the name of Yahweh, the Everlasting God" (Genesis 21:33). And upon Mount Moriah, when the ram was caught in the thicket and Isaac was spared, Abraham gave the place a name that would echo down the generations: "Yahweh-Yireh," which is to say, "Yahweh will provide" (Genesis 22:14). Even Hagar, the servant woman cast into the wilderness, encountered this same God and named Him from her experience of His mercy, calling Him "the God who sees me" (Genesis 16:13). And when Abraham sent his servant to seek a bride for Isaac, that servant prayed to "Yahweh, God of my master Abraham" (Genesis 24:12), so thoroughly was the name bound up with the household of faith.

These passages, taken together, make it exceedingly difficult to conclude that Abraham did not know whatsoever of the name Yahweh. Genesis presents him to us not as a man groping after an unknown God, but as one who worshiped Yahweh, called upon His name, trusted His promises, and was drawn by Him into an everlasting covenant. Why, then, does God tell Moses that He was not known to the patriarchs by His name Yahweh?

Understanding Exodus 6:3 in Its Context

The pivotal words come at a moment of crisis. Moses had gone to Pharaoh, and instead of relief, the burdens laid upon Israel had only grown heavier. The people had turned against Moses, and Moses in his distress had turned to God. It is precisely here that God answers: "God spoke to Moses and said to him, 'I am Yahweh. I appeared to Abraham, to Isaac, and to Jacob as God Almighty, but by My name Yahweh I was not known to them'" (Exodus 6:2–3).

Torn from its setting, this verse can easily be made to say that the patriarchs had never so much as heard the word Yahweh. But the verses that immediately follow gently guide us toward a richer meaning, for God does not go on to speak about vocabulary. He goes on to speak about covenant and about redemption. "I also established My covenant with them," He says, and then, "I have remembered My covenant." Upon that remembrance He builds a cascade of promises, each beginning with His own sovereign "I will": "I will bring you out from under the burdens of the Egyptians; I will deliver you from their bondage; I will redeem you with an outstretched arm and with great judgments; I will take you to Myself for a people, and I will be to you a God" (Exodus 6:6–7).

Then comes the phrase that unlocks the whole passage: "You shall know that I am Yahweh your God, who brings you out from under the burdens of the Egyptians" (Exodus 6:7). Now, the Israelites had already heard the name Yahweh; Moses had spoken it to them, and they were the children of the very patriarchs to whom that name had been familiar. So when God promises, "You shall know that I am Yahweh," He plainly cannot mean, "You will finally learn how to pronounce My name." They knew the name already. What He means is something far deeper: they were about to experience, in their own flesh and history, the reality that the name declares. The knowledge in view is not the acquiring of a word, but the encountering of a Person in the midst of His saving work.

What It Means to "Know" the Name

Everything turns on the biblical sense of the verb "to know." The Hebrew word yadaʿ (ידע) reaches far beyond the storing of information in the mind. In the language of Scripture, to know is to recognize, to enter into relationship, to experience, to be bound to another by intimate encounter. It is the word used for the deepest union between husband and wife, and it is the word used for Israel's covenant bond with her God.

This is why the great refrain of the Exodus is not "the Egyptians shall be told My name" but "the Egyptians shall know that I am Yahweh, when I stretch out My hand against Egypt" (Exodus 7:5). The Egyptians could have been informed of the name Yahweh in a single sentence; that would have cost them nothing and changed nothing. But God says they will know Him through the plagues, through the outstretched hand, through the shattering of Pharaoh's pride. The knowledge He promises is not linguistic but experiential; it is revelation through mighty acts, wrought upon the stage of history for all to see.

The same profound sense of knowing runs through the whole of Scripture. "Those who know Your name," sings the psalmist, "will put their trust in You" (Psalm 9:10). Surely this cannot mean that those who can merely pronounce the four Hebrew letters will trust Him, for many have spoken the name without faith. To know His name here is to know the God whom the name reveals — His character, His faithfulness, His power, His mercy, His unfailing trustworthiness. So too the Lord promises through the prophet, "Therefore My people shall know My name; in that day they shall know that it is I who speak" (Isaiah 52:6), and again, "I will this once cause them to know My hand and My might, and they shall know that My name is Yahweh" (Jeremiah 16:21). In every case, to know the name is to know the One who bears it, made manifest through what He does.

To know the name of God, then, is never simply to possess a divine label. It is to know Him as He unveils Himself through that name.

Abraham Knew Yahweh as the God of Promise

Abraham truly knew Yahweh. He heard His voice in the night and at the door of his tent. He received His promises and staggered not at them through unbelief but was strong in faith, giving glory to God (Romans 4:20). He worshiped Him, walked before Him, and was called the friend of God. He believed Yahweh, "and it was accounted to him for righteousness" (Genesis 15:6). None of this was illusion or shadow; it was genuine communion with the living God.

And yet the shape of Abraham's knowledge was bound up almost entirely with promise. The great matters between him and God lay still in the future: descendants as numberless as the stars and the sand, a land not yet possessed, a nation not yet born, a blessing not yet poured out upon all the families of the earth. Abraham believed the promises, but he did not live to see their national fulfillment. He died in faith, "not having received the promises, but having seen them afar off" (Hebrews 11:13). He did not witness the plagues of Egypt. He did not see the blood struck upon the doorposts on the night of the Passover. He did not walk through the divided waters of the Red Sea, nor stand trembling before the smoking mountain of Sinai, nor behold the day when Yahweh publicly took an enslaved people and made them His own nation before the eyes of the world.

Abraham knew Yahweh who promises. The generation of Moses would come to know Yahweh who fulfills — the God who remembers His covenant, who redeems with an outstretched arm, who acts openly in history to accomplish what He had spoken centuries before. This is the distinction that Exodus 6:3 sets before us. The patriarchs had known God chiefly under the aspect of El Shaddai, God Almighty, the all-sufficient One who guards and blesses a wandering household and makes it fruitful. Now that same God was about to be known under the aspect of His name Yahweh in its full covenantal power, as the faithful Redeemer of a whole people.

From Covenant Promise to Covenant Fulfillment

The weight of Exodus 6 falls not merely upon the name but upon the deeds that the name was about to perform. Notice how the passage moves forward on the strength of God's own actions: I will bring you out; I will deliver you; I will redeem you; I will take you as My people; I will be your God. And only then, resting upon this foundation of accomplished redemption, comes the promise, "You shall know that I am Yahweh your God."

The meaning packed within the name was about to be unfolded before Israel and before the nations, not in words alone but in the events of history. The patriarchs had known Yahweh as the covenant-making God, the God who gives His word and binds Himself by oath. Israel was about to know Yahweh as the covenant-keeping and covenant-redeeming God, the God who brings His ancient word to pass in fire and blood and deliverance.

This does not in the least imply that Abraham's knowledge of God was deficient or false. It means only that the revelation of God is progressive, unfolding by stages across the generations. God reveals Himself truly at every stage, so that no one who knew Him then knew a lesser or different God. Yet each later act discloses more fully what the earlier promises had held in reserve. The seed sown in Abraham's day came to its harvest in the days of Moses, and the God who had said "I will" to Abraham now said "I am doing it" to Israel.

Considering the Other Interpretation

Honesty requires us to acknowledge that some readers understand Exodus 6:3 more strictly, taking it to mean that Abraham, Isaac, and Jacob did not in fact know the name Yahweh at all, and that the name entered Israel's worship only through Moses. On this reading, Genesis uses the name Yahweh in an anticipatory way: the inspired narrator, writing after the name had become Israel's own, identifies the God who appeared to the patriarchs by the name his readers already revered.

Such retrospective naming is a familiar feature of historical narrative, and we should not dismiss it lightly. A writer may well describe an earlier person or place by a name that only came into use later, so that his readers will recognize what he means. If the name Yahweh appeared in Genesis only in the narrator's own descriptions, this interpretation would rest on firm ground.

But Genesis presents a difficulty that this reading cannot easily overcome, for the name does not remain in the narrator's mouth alone. It stands within the accounts of worship, upon the lips of Abraham himself as he calls on the name of Yahweh, and — most weighty of all — within the direct speech of God. It is God who says to Abram, "I am Yahweh who brought you out of Ur of the Chaldeans" (Genesis 15:7). To reduce all of this to mere later editing strains against the plain texture of the text. Therefore, while the retrospective interpretation deserves a respectful hearing, the fuller weight of biblical evidence leans toward the other explanation: Abraham knew the name, but the full covenant-redemptive significance of that name had not yet been displayed upon the stage of history.

The Name Reveals the Person

Behind this whole discussion lies a truth that governs the way Scripture speaks of God from beginning to end. A name, in the biblical world, is never a bare label attached to a thing from the outside. It expresses identity, character, authority, presence, reputation. To act "in the name" of someone is to act with his authority; to profane a name is to dishonor the person; to call upon a name is to appeal to the very being of the one who bears it. When God proclaims His name before Moses on Sinai, He does not spell out letters; He unveils His nature: "Yahweh, Yahweh, a God merciful and gracious, slow to anger, and abounding in steadfast love and faithfulness, keeping mercy for thousands, forgiving iniquity and transgression and sin" (Exodus 34:6–7). The name and the character are one.

This is why God can say through the psalmist, "I will protect him, because he knows My name" (Psalm 91:14). To know the name is to cling to the God who reveals Himself by it. And it is why the whole movement of biblical revelation can be described as the ever-fuller making-known of the divine name — not the adding of new syllables, but the deepening disclosure of who God is.

The Progressive Unfolding of Yahweh

God did not pour out the whole of His self-revelation in a single moment. He unfolded it patiently, through His words and His works, across the long span of sacred history. Abraham knew Yahweh as the God of promise and the Almighty who guards His own. Moses came to know Yahweh through a still greater unveiling of His covenant faithfulness and His redeeming power at the burning bush, where God declared His name from the fire: "I AM WHO I AM. . . . Yahweh, the God of your fathers, the God of Abraham, the God of Isaac, and the God of Jacob, has sent me to you. This is My name forever" (Exodus 3:14–15). Here God binds the name Yahweh to His own eternal, self-existent Being, the One who simply is, dependent on nothing, faithful through all generations, for "I am Yahweh, I do not change" (Malachi 3:6).

Israel came to know Yahweh through the Exodus, the covenant at Sinai, the giving of the Law, the pillar of cloud and fire, and His abiding presence in their midst. The prophets came to know Him more deeply still, in His holiness and His justice, His severity and His tender mercy, His purpose to save. And the whole of this unfolding revelation reaches its fullness at last in the eternal Word, our Lord Jesus Christ, in whom the God who spoke to Abraham speaks His final and complete word to the world. When the Lord Jesus stood among the Jews and said, "Before Abraham was, I AM" (John 8:58), He took upon His own lips the very name revealed at the burning bush, declaring Himself to be the same Yahweh who had walked with Abraham and delivered Israel.

So it was that Christ could pray to the Father, "I have manifested Your name to the people whom You gave Me out of the world" (John 17:6). He was not teaching His disciples a word they had never heard, for Israel had cherished the name of God for many centuries. He was manifesting the Father's name by revealing the Father Himself, so that He could say, "Whoever has seen Me has seen the Father" (John 14:9). Once again, to manifest the name is to make known the Person who bears it.

The movement of Scripture, then, is not merely from an unknown name to a revealed one. It is something far more profound: from a name known, to that name ever more deeply revealed, historically manifested in mighty acts, and at last personally experienced by those whom God draws to Himself.

Conclusion

Did Abraham know God by the name Yahweh? The witness of Genesis strongly indicates that he did. Abraham called upon the name of Yahweh; he worshiped Yahweh; he spoke of Yahweh and swore by Him; and God Himself said to Abraham, "I am Yahweh." Exodus 6:3 need not, and on the fuller evidence should not, be taken to mean that Abraham had never heard or used the name. It means rather that Abraham had not known Yahweh through the great historical manifestation that was now, in the days of Moses, about to unfold.

Abraham knew Yahweh the Promiser. Moses and the generation of the Exodus would come to know Yahweh the Redeemer — the God who remembered His covenant, humbled Pharaoh, shattered the yoke of bondage, and took a slave people to Himself as His own treasured possession. The difference lay not in learning at last what God's name was, but in coming to know, far more fully, the God who bears that name.

This distinction should guide us whenever we ponder the divine name in Scripture. The revelation of the name Yahweh is never merely a matter of four Hebrew letters or of how they are to be pronounced. The name points us beyond itself to the living God — the One who discloses His character through His words, demonstrates His faithfulness through His works, brings His covenant promises to their appointed fulfillment, and makes Himself known to His people through the whole course of their history and, at the last, in the face of His Son. To know the name of Yahweh, therefore, is in the end nothing less than to know Yahweh Himself.

Hegumen Abraam Sleman

frsleman@CopticChurch.net

www.frsleman.org

 

For a fuller treatment of this subject, more information can be found in my book, The Holy Name of God: A Biblical Perspective, which traces the revelation, meaning, and reverence of the name Yahweh throughout Scripture. It is available on Amazon in paperback, hardcover, and Kindle editions: https://a.co/d/0hlhkqCe

 

#HolyNameOfGod #Yahweh #NameOfGod #BibleStudy #CopticOrthodox

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