^11-12 From now on you must circumcise every baby boy when he is eight days old, including slaves born in your homes and slaves bought from foreigners. This will show that there is a covenant between you and me.

^8 (A)Then God gave to Abraham the ceremony of circumcision as a sign of the covenant. So Abraham circumcised Isaac a week after he was born; Isaac circumcised his son Jacob, and Jacob circumcised his twelve sons, the famous ancestors of our race.