Interestingly, in his second letter to the Thessalonians, Paul gave this exhortation: “Now we are giving you orders, brothers, in the name of the Lord Jesus Christ, to withdraw from every brother walking disorderly. ”
(‏ ٢ تس ٣ :‏ ​ ٦ ،‏ ١٠‏ )‏ فَإِذَا دُعِيَ أُولٰئِكَ بِلَا تَرْتِيبٍ ،‏ فَكَمْ بِٱلْأَحْرَى يَصِحُّ ذٰلِكَ فِي مَنْ يَنْشُرُونَ أَفْكَارَ ٱرْتِدَادٍ !‏