Exodus 6:3

3 I appeared to Abraham, to Isaac and to Jacob as God Almighty,a but by my name the LORDb I did not make myself fully known to them.

Read Exodus 6:3 Using Other Translations

And I appeared unto Abraham, unto Isaac, and unto Jacob, by the name of God Almighty, but by my name JEHOVAH was I not known to them.
I appeared to Abraham, to Isaac, and to Jacob, as God Almighty, but by my name the LORD I did not make myself known to them.
I appeared to Abraham, to Isaac, and to Jacob as El-Shaddai—‘God Almighty’ —but I did not reveal my name, Yahweh, to them.