Musnad Ahmad 9186

Translation

✧ They will never be joined together in the Fire in a way that harms either of them. They said: Who, O Messenger of Allah? He said: A believer whom a disbeliever kills, and then he is made steadfast after that.

Grades by grader

Narrators

1. 1
   Abū Hurayrah al-Dawsī

   The illustrious Companion, the memorizer among the Companions (ḥāfiẓ al-ṣaḥābah)d. 57 AH, or: 58 AH, or: 59 AH
   أَبُو هُرَيْرَةَ الدَّوْسِيُّالصحابي الجليل ، حافظ الصحابة
   عن
2. 2
   Dhakwān al-Sammān

   trustworthy, precise (thiqah thabt)d. 101 AH
   أَبِيهِثقة ثبت
   عن
3. 3
   Suhayl b. Abī Ṣāliḥ

   truthful (ṣadūq); his memory deteriorated at the end of his lifed. 138 AH, or: 140 AH, or: 141 AH, in Tārīkh Ibn Abī ʿĀṣim: 128 AH
   سُهَيْلِ بْنِ أَبِي صَالِحٍصدوق , تغير حفظه بآخره
   عن
4. 4
   Abū Isḥāq al-Fazārī

   trustworthy (thiqah), a memorizer (ḥāfiẓ), who authored worksd. 183 AH, or 184 AH, or 185 AH, or 186 AH, or 187 AH, or 188 AH
   أَبُو إِسْحَاقَثقة حافظ ، له تصانيف
   حدثنا
5. 5
   Muʿāwiyah b. ʿAmr

   trustworthy (thiqah)d. Ibn Ḥibbān said: 213 AH. Ibn Saʿd said: 214 AH, or 215 AH
   مُعَاوِيَةُثقة
   حدثنا
6. 6
   Aḥmad b. Ḥanbal

   Trustworthy (thiqah), a memorizer (ḥāfiẓ), a jurist (faqīh), an authority (ḥujjah).d. 241 AH, Abū Umayyah Muḥammad b. Ibrāhīm al-Ṭarsūsī said: 242 AH, and no one followed him in his view
   أحمد بن حنبلثقة حافظ فقيه حجة

Who each narrator was and how reliable, from hdith.com

Latin names and English verdicts with a dotted underline are machine translations, not reviewed.