Philippians 3:1-9 (NIV)
Further, my brothers and sisters, rejoice in the Lord! It is no trouble for me to write the same things to you again, and it is a safeguard for you.
2 Watch out for those dogs, those evildoers, those mutilators of the flesh.
3 For it is we who are the circumcision, we who serve God by his Spirit, who boast in Christ Jesus, and who put no confidence in the flesh—
4 though I myself have reasons for such confidence.
If someone else thinks they have reasons to put confidence in the flesh, I have more: 5 circumcised on the eighth day, of the people of Israel, of the tribe of Benjamin, a Hebrew of Hebrews; in regard to the law, a Pharisee; 6 as for zeal, persecuting the church; as for righteousness based on the law, faultless.
7 But whatever were gains to me I now consider loss for the sake of Christ. 8a What is more, I consider everything a loss because of the surpassing worth of knowing Christ Jesus my Lord, for whose sake I have lost all things.
8b I consider them garbage, that I may gain Christ 9a and be found in him,