Genesis 17:11; Genesis 17:14; Genesis 17:23; Genesis 34:14

Genesis 17:11

11 And ye shall circumcise the flesh of your foreskin; and it shall be a token of the covenant betwixt me and you.

Genesis 17:14

14 And the uncircumcised man child whose flesh of his foreskin is not circumcised, that soul shall be cut off from his people; he hath broken my covenant.

Genesis 17:23

23 And Abraham took Ishmael his son, and all that were born in his house, and all that were bought with his money, every male among the men of Abraham's house; and circumcised the flesh of their foreskin in the selfsame day, as God had said unto him.

Genesis 34:14

14 And they said unto them, We cannot do this thing, to give our sister to one that is uncircumcised; for that were a reproach unto us: