Genesis 17:8-10 Living Bible (TLB)
7-8 And I will continue this agreement between us generation after generation, forever, for it shall be between me and your children as well. It is a contract that I shall be your God and the God of your posterity. And I will give all this land of Canaan to you and them, forever. And I will be your God.
9-10 “Your part of the contract,” God told him, “is to obey its terms. You personally and all your posterity have this continual responsibility: that every male among you shall be circumcised;