Joshua 5:2
At that time LORD said to Joshua, Make for thee knives of flint, and circumcise again the sons of Israel the second time.
Exodus 4:25
Then Zipporah took a flint, and cut off the foreskin of her son, and cast it at his feet. And she said, Surely a bridegroom of blood thou are to me.
Genesis 17:10-14
This is my covenant, which ye shall keep, between me and you and thy seed after thee: every male among you shall be circumcised.
Deuteronomy 10:16
Circumcise therefore the foreskin of your heart, and be no more stiff-necked.
Deuteronomy 30:6
And LORD thy God will circumcise thy heart, and the heart of thy seed, to love LORD thy God with all thy heart, and with all thy soul, that thou may live.
Romans 2:29
but he is a Jew in what is hidden, and circumcision is of the heart, in spirit not a document, whose praise is not from men but from God.
Romans 4:11
And he received the sign of circumcision, as a seal of the righteousness of his faith during uncircumcision, for him to be father of all those who believe during uncircumcision (for righteousness to also be imputed to them),
Colossians 2:11
In whom also ye were circumcised a circumcision not made with hands, in the removal of the body of the sins of the flesh by the circumcision of the Christ.