As for me, behold, my covenant is with thee, and thou shalt be a father of many nations.
God speaks to Abram about establishing a covenant and his future as a father of many nations.
Genesis 17:4
King James Version (public domain)
Traditionally attributed to Moses · c. 13th century BC · The Pentateuch — Genesis, Exodus, Leviticus, Numbers, and Deuteronomy — is traditionally attributed to him
Context
2And I will make my covenant between me and thee, and will multiply thee exceedingly.
3And Abram fell on his face: and God talked with him, saying,
4As for me, behold, my covenant is with thee, and thou shalt be a father of many nations.
5Neither shall thy name any more be called Abram, but thy name shall be Abraham; for a father of many nations have I made thee.
6And I will make thee exceeding fruitful, and I will make nations of thee, and kings shall come out of thee.