Romans 2:25
For circumcision verily profiteth, if thou keepest the law; but if thou art a breaker of the law, thy circumcision is made uncircumcision.
Jeremiah 4:4
Circumcise yourselves to the LORD, and take away the foreskins of your heart, ye men of Judah and inhabitants of Jerusalem: lest my fury come forth like fire, and burn that none can quench it, because of the evil of your doings.
Deuteronomy 30:6
And the LORD thy God will circumcise thy heart, and the heart of thy seed, to love the LORD thy God with all thy heart, and with all thy soul, that thou mayest live.
Jeremiah 9:25-26
Behold, the days come, saith the LORD, that I will punish all them who are circumcised with the uncircumcised;
Acts 7:51
Ye stiff-necked, and uncircumcised in heart and ears, ye do always resist the Holy Spirit: as your fathers did, so do ye.
Romans 2:23
Thou that makest thy boast of the law, through breaking the law dishonorest thou 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
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 are not circumcised, that righteousness might be imputed to them also;
Galatians 5:3-6
For I testify again to every man that is circumcised, that he is a debtor to do the whole law.
Galatians 6:15
For in Christ Jesus neither circumcision availeth any thing, nor uncircumcision, but a new creature.
Ephesians 2:11-12
Wherefore remember, that ye being in time past Gentiles in the flesh, who are called Uncircumcision by that which is called the Circumcision in the flesh made by hands;