Musnad Ahmad 5398

Translation

✧ I heard a man ask Abdullah b. Umar about auction sales. Ibn Umar said: 'The Messenger of Allah ﷺ forbade any of you from selling over the sale of his brother, except in the case of spoils of war and inheritances.'

Grades by grader

Narrators

1. 1
   ʿAbdullāh b. ʿUmar b. al-Khaṭṭāb

   One of the Companions who narrated most often, and one of the ʿAbādilah; he was among the people most strict in following the narrations (athar).d. 72 AH, or 73 AH, or 74 AH, also said: 75 AH
   عَبْدُ اللهِ بْنُ عُمَرَ بْنِ الْخَطَّابِأحد المكثرين من الصحابة والعبادلة ، وكان من أشد الناس اتباعا للأثر
   سأل
2. 2
   rajul
   رجل
   سمعت
3. 3
   Zayd b. Aslam

   trustworthy (thiqah), a scholar, and he would narrate with omission of the Companion link (yursil)d. 135 AH or 136 AH
   زَيْدِ بْنِ أَسْلَمَثقة عالم ، وكان يرسل
   عن
4. 4
   ʿUbaydullāh b. Abī Jaʿfar al-Kinānī

   trustworthy (thiqah)d. 132 AH or 134 AH or 135 AH or 136 AH
   عُبَيْدُ اللهِ بْنُ أَبِي جَعْفَرٍثقة
   حدثنا
5. 5
   Ibn Lahīʿah

   Truthful (ṣadūq); his memory became confused after his books were burned (khallaṭa baʿda iḥtirāq kutubihi); the narrations of Ibn al-Mubārak and Ibn Wahb from him are more sound than those of others.d. 173 AH, or 174 AH, also said 170 AH, also said 175 AH
   ابْنُ لَهِيعَةَصدوق ، خلط بعد احتراق كتبه ، ورواية ابن المبارك وابن وهب عنه أعدل من غيرهما
   حدثنا
6. 6
   Ḥasan

   trustworthy (thiqah)d. 208 AH, or: 209, or: 210 AH
   حَسَنٌثقة
   حدثنا
7. 7
   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.