ABRAHAM AND THE COVENANT OF CIRCUMCISION

Abraham And The Covenant Of Circumcision. This is [the sign of] My covenant, which you shall keep and faithfully obey, between Me and you and your descendants after you: Every male among you shall be circumcised.
And you shall be circumcised in the flesh of your foreskins, and it shall be the sign (symbol, memorial) of the covenant between Me and you.