Thematic Bible: Circumcision of

this is My covenant which ye keep between Me and you, and thy seed after thee: Every male of you is to be circumcised; and ye have circumcised the flesh of your foreskin, and it hath become a token of a covenant between Me and you. 'And a son of eight days is circumcised by you; every male to your generations, born in the house, or bought with money from any son of a stranger, who is not of thy seed; read more.
he is certainly circumcised who is born in thine house, or bought with thy money; and My covenant hath become in your flesh a covenant age-during; and an uncircumcised one, a male, the flesh of whose foreskin is not circumcised, even that person hath been cut off from his people; My covenant he hath broken.'

And Abraham taketh Ishmael his son, and all those born in his house, and all those bought with his money -- every male among the men of Abraham's house -- and circumciseth the flesh of their foreskin, in this self-same day, as God hath spoken with him. And Abraham is a son of ninety and nine years in the flesh of his foreskin being circumcised; and Ishmael his son is a son of thirteen years in the flesh of his foreskin being circumcised; read more.
in this self-same day hath Abraham been circumcised, and Ishmael his son; and all the men of his house -- born in the house, and bought with money from the son of a stranger -- have been circumcised with him.