Genesis 17:8-10

New Catholic Bible

⁸ I will give you and your descendants after you this land where you are now an alien. All of the land of Canaan shall be your eternal possession. I will be your God.”

⁹ God said to Abraham, “On your part, you must observe my covenant, you and your descendants after you, for all time. ¹⁰ This is my covenant that you must observe, a covenant between me and your descendants after you: every male among you must be circumcised.