The LORD said, "I will surely return to you about this time next year, and Sarah your wife shall have a son." And Sarah was listening at the tent door behind him.
And he said, "I am the God of your father, the God of Abraham, the God of Isaac, and the God of Jacob." And Moses hid his face, for he was afraid to look at God.
And he blessed Joseph and said, "The God before whom my fathers Abraham and Isaac walked, the God who has been my shepherd all my life long to this day,
God said, "No, but Sarah your wife shall bear you a son, and you shall call his name Isaac.[6] I will establish my covenant with him as an everlasting covenant for his offspring after him.