1233 - He said: Abu 'Abd Allah narrated to us, he said: Muhammad ibn Ja'far narrated to us, he said: Shu'bah narrated to us, from Mansur, from Rib'i ibn Hirash, from Abu Bakrah, from the Prophet (may Allah bless him and grant him peace), that he said: "When two Muslims bear arms against one another, they are on the brink of Hell; and if one of them kills his companion, they both enter it."