Hadith 11:212
Khalid ibn Makhlad narrated to us, Ja'far ibn Abi Kathir narrated to us, al-'Ala' ibn 'Abd al-Rahman ibn Ya'qub narrated to me, from his father, from Abu Hurayrah, who said: The Messenger of Allah (may Allah bless him and grant him peace) said: A disbeliever and his killer from among the Muslims shall not be gathered together in the Fire.
حدثنا خالد بن مخلد نا جعفر بن أبي كثير حدثني العلاء بن عبد الرحمن بن يعقوب عن أبيه عن أبي هريرة قال قال رسول الله صلى الله عليه وسلم لا يجتمع كافر وقاتله من المسلمين في النار