Philippians 3:3-5

3for we [who are born-again have been reborn from above—spiritually transformed, renewed, set apart for His purpose and] are the true circumcision, who worship in the Spirit of God and glory and take pride and exult in Christ Jesus and place no confidence [in what we have or who we are] in the flesh—

4though I myself might have [some grounds for] confidence in the flesh [if I were pursuing salvation by works]. If anyone else thinks that he has reason to be confident in the flesh [that is, in his own efforts to achieve salvation], I have far more:

5circumcised when I was eight days old, of the nation of Israel, of the tribe of Benjamin, a Hebrew of Hebrews [an exemplary Hebrew]; as to the [observance of the] Law, a Pharisee;