Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi)
حَدَّثَنَا حَفْصُ بْنُ عُمَرَ، حَدَّثَنَا شُعْبَةُ، عَنْ عَلِيِّ بْنِ مُدْرِكٍ، عَنْ أَبِي زُرْعَةَ بْنِ عَمْرِو بْنِ جَرِيرٍ، عَنْ جَرِيرٍ، أَنَّ النَّبِيَّ صلى الله عليه وسلم قَالَ فِي حَجَّةِ الْوَدَاعِ لِجَرِيرٍ " اسْتَنْصِتِ النَّاسَ " فَقَالَ " لاَ تَرْجِعُوا بَعْدِي كُفَّارًا، يَضْرِبُ بَعْضُكُمْ رِقَابَ بَعْضٍ ".Narrated Jarir:The Prophet (ﷺ) ordered me during Hajjatul-Wada`. "Ask the people to listen." He then said, "Do not become infidels after me by cutting the necks (throats) of one another
From Sahih al-Bukhari, whose reports the scholars accept as authentic.