Genesis 17:11
And ye shall circumcise the flesh of your foreskin, and it shall be a token of the covenant between me and you.
Romans 4:11
And he received the circumcision as a sign, as a seal of the righteousness of the faith which he had, yet being uncircumcised, that he might be the father of all the uncircumcised believers, that it might be counted unto them also as righteousness,
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.
Exodus 4:25
Then Zipporah took a sharp flint and cut off the foreskin of her son and cast it at his feet, saying, Surely a bloody husband art thou to me.
Exodus 12:48
And if a stranger shall sojourn with thee and desire to make the passover to the LORD, let all his males be circumcised, and then let him come near and make this sacrifice; and he shall be as one that is natural in the land, but no uncircumcised person shall eat of it.
Deuteronomy 10:16
Circumcise, therefore, the foreskin of your heart, and no longer be stiffnecked.
Joshua 5:3
And Joshua made himself sharp knives and circumcised the sons of Israel at the hill of the foreskins.
1 Samuel 18:25-27
And Saul said, Thus shall ye say to David, The desire of the king is not in any dowry, but one hundred foreskins of the Philistines, to be avenged of the king's enemies. For Saul thought to make David fall by the hand of the Philistines.
2 Samuel 3:14
After this, David sent messengers to Ishbosheth, Saul's son, saying, Deliver me my wife Michal, which I espoused to me for one hundred foreskins of the Philistines.