Romans 2:25
For circumcision indeed profits, if you are a doer of the law, but if you are a transgressor of the law, your circumcision has become uncircumcision.
Jeremiah 4:4
Circumcise yourselves to the LORD, and take away the foreskins of your heart, you men of Judah and inhabitants of Jerusalem; lest my wrath go forth like fire, and burn so that none can quench it, because of the evil of your doings.
Deuteronomy 30:6
The LORD your God will circumcise your heart, and the heart of your seed, to love the LORD your God with all your heart, and with all your soul, that you may live.
Jeremiah 9:25-26
"Behold, the days come," says the LORD, "that I will punish all those who are circumcised in uncircumcision:
Acts 7:51
"You stiff-necked and uncircumcised in heart and ears, you always resist the Holy Spirit. As your fathers did, so you do.
Romans 2:23
You who boast in the law, do you, by disobeying the law, dishonor God?
Romans 2:28-2
For he is not a Jew who is one outwardly, neither is that circumcision which is outward in the flesh;
Romans 4:11-12
He received the sign of circumcision, a seal of the righteousness of the faith which he had while he was in uncircumcision, that he might be the father of all those who believe, though they be in uncircumcision, that righteousness might also be credited to them.
Galatians 5:3-6
Yes, I testify again to every man who receives circumcision, that he is a debtor to do the whole law.
Galatians 6:15
For neither is circumcision anything, nor uncircumcision, but a new creation.
Ephesians 2:11-12
Therefore remember that once you, the Gentiles in the flesh, who are called "uncircumcision" by that which is called "circumcision," (in the flesh, made by hands);