The Sufficient (Vol 5) · Hadith 477 (#Ḥadīth #4)
Chapter 53 | The Excellence of Doing Business and Giving It Proper Attention
4- أَحْمَدُ بْنُ عَبْدِ اللهِ عَنْ أَحْمَدَ بْنِ مُحَمَّدٍ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ أَبِي الْجَهْمِ عَنْ فُضَيْلٍ الأعْوَرِ قَالَ شَهِدْتُ مُعَاذَ بْنَ كَثِيرٍ وَقَالَ لأبِي عَبْدِ اللهِ إِنِّي قَدْ أَيْسَرْتُ فَأَدَعُ التِّجَارَةَ فَقَالَ إِنَّكَ إِنْ فَعَلْتَ قَلَّ عَقْلُكَ أَوْ نَحْوَهُ.
4. Ahmad ibn ‘Abd Allah has narrated from Ahmad ibn Muhammad from his father from Ibn Abi ‘Umayr from abu al-Jahm from Fudayl al-A’war who has said the following: “I was present when Mu‘adh ibn Kathir said to abu ‘Abd Allah , ‘I have become affluent so I want to quit business.’ He (the Imam) said, ‘If you do so your power of reason will decrease’- or similar expression.”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).