Philippians 3:3-5

3For it is we who are the circumcision, we who worship by the Spirit of God, who glory in Christ Jesus, and who put no confidence in the flesh— 4though I myself could have such confidence.

If anyone else thinks he has grounds for confidence in the flesh, I have more: 5circumcised on the eighth day, of the people of Israel, of the tribe of Benjamin; a Hebrew of Hebrews; as to the law, a Pharisee;