The Lord thy God will circumcise thy heart, and the heart of thy seed: that then mayst love the Lord thy God with all thy heart and with all thy soul, that thou mayst live.
And he received the sign of circumcision, a seal of the justice of the faith, which he had, being uncircumcised; that he might be the father of all them that believe, being uncircumcised, that unto them also it may be reputed to justice:
But he is a Jew, that is one inwardly; and the circumcision is that of the heart, in the spirit, not in the letter; whose praise is not of men, but of God.