Deuteronomy 10:16
16 Circumcise therefore qthe foreskin of your heart, and be no longer rstubborn.
Leviticus 26:41
41 so that I walked contrary to them and brought them into the land of their enemies—if then their euncircumcised heart is fhumbled and they make amends for their iniquity,
Jeremiah 4:4
4 eCircumcise yourselves to the Lord;
remove the foreskin of your hearts,
O men of Judah and inhabitants of Jerusalem;
flest my wrath go forth like fire,
and burn with none to quench it,
gbecause of the evil of your deeds.”