Philippians 3:1-3

1Finally, my fellow believers, continue to rejoice and delight in the Lord. To write the same things again is no trouble for me, and it is a safeguard for you.

2Look out for the dogs [the Judaizers, the legalists], look out for the troublemakers, look out for the false circumcision [those who claim circumcision is necessary for salvation];

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—