Genesis 17:10-12 NIV

10 This is my covenant with you and your descendants after you, the covenant you are to keep: Every male among you shall be circumcised.1

References for Genesis 17:10

11 You are to undergo circumcision,2 and it will be the sign of the covenant3 between me and you.

References for Genesis 17:11

12 For the generations to come4 every male among you who is eight days old must be circumcised,5 including those born in your household or bought with money from a foreigner--those who are not your offspring.

References for Genesis 17:12