If he refuses to listen to them, report it to the Church. And if he refuses to listen to the Church, treat him as you would a Gentile or a tax collector.
Then Peter came up to him and asked, “Lord, if my brother sins against me, how often must I forgive him? As many as seven times?” Jesus answered, “I say to you, not seven times but seventy times seven.”
My son, concentrate attentively on my words; pay heed to the instructions I pass on to you. Do not let them slip from your mind; keep them forever in your heart.