Philippians 3:1-4 - Warning Against Evil Workers
1 Moreover, my brethren, rejoice in the Lord. It grieveth me not to write one thing often to you. For to you it is a sure thing.
2 Beware of dogs, beware of evil workers. Beware of dissension: 3 For we are circumcision which worship God in the spirit, and rejoice in Christ Jesus, and have no confidence in the flesh: 4 though I have whereof I might rejoice in the flesh. If any other man thinketh that he hath whereof he might trust in the flesh, much more I: