(29) باب " لاَ تَرْجِعُوا بَعْدِي كُفَّارًا يَضْرِبُ بَعْضُكمْ رِقَابَ بَعْضٍ "
Harmala b. Yahya, Abdullah b. Wahb, Umar b. Muhammad, Ibn Umar narrated like the hadith reported by Shu'ba on the authority of Waqid.
Reference: Sahih Muslim 66 c
In-book reference: Book 1, Hadith 132
USC-MSA web (English) reference(deprecated numbering scheme): Book 1, Hadith 127