Romans 2:28-29 NIV

28 A man is not a Jew if he is only one outwardly,1 nor is circumcision merely outward and physical.2

References for Romans 2:28

29 No, a man is a Jew if he is one inwardly; and circumcision is circumcision of the heart,3 by the Spirit,4 not by the written code.5 Such a man's praise is not from men, but from God.6

References for Romans 2:29