Philippians 3:1-4 - Warning Against Evil Workers
1 Finally, my brothers, continue to be glad that you are in union with the Lord. I am not tired of writing you the same things over and over: it means your safety.
2 Look out for those dogs, those mischief-makers, those self-mutilators! 3 For we are the true circumcision, who by the Spirit of God worship Him, who take pride in Christ Jesus only, and do not rely on outward privileges, 4 though I too might rely on these. If anyone thinks that he can rely on outward privileges, far more might I do so: