Romans 4:11

And he received the sign of circumcision, a seal of the righteousness of the faith which {he had yet} being uncircumcised: that he might be the father of all them that believe, though they be not circumcised; that righteousness might be imputed unto them also:

Acts 7:8

And he gave him the covenant of circumcision: and so {Abraham} begat Isaac, and circumcised him the eighth day; and Isaac {begat} Jacob; and Jacob {begat} the twelve patriarchs.

Deuteronomy 10:16

Circumcise therefore the foreskin of your heart, and be no more stiffnecked.

Exodus 12:48

And when a stranger shall sojourn with thee, and will keep the passover to the LORD, let all his males be circumcised, and then let him come near and keep it; and he shall be as one that is born in the land: for no uncircumcised person shall eat thereof.

1 Samuel 18:25-27

And Saul said, Thus shall ye say to David, The king desireth not any dowry, but an hundred foreskins of the Philistines, to be avenged of the king's enemies. But Saul thought to make David fall by the hand of the Philistines.

2 Samuel 3:14

And David sent messengers to Ishbosheth Saul's son, saying, Deliver {me} my wife Michal, which I espoused to me for an hundred foreskins of the Philistines.

Exodus 4:25

Then Zipporah took a sharp stone, and cut off the foreskin of her son, and cast {it} at his feet, and said, Surely a bloody husband {art} thou to me. {sharp...: or, knife} {cast...: Heb. made it touch}

Joshua 5:3

And Joshua made him sharp knives, and circumcised the children of Israel at the hill of the foreskins. {sharp...: or, knives of flints} {the hill...: or, Gibeah-haaraloth}