Man Lā Yaḥḍuruh al-Faqīh

Hadith 819
tradeusury
4033 - وَ- رَوَى مُحَمَّدُ بْنُ إِسْحَاقَ بْنِ عَمَّارٍ قَالَ‌ قُلْتُ لِلرِّضَا عَلَيْهِ اَلسَّلاَمُ الرَّجُلُ يَكُونُ لَهُ الْمَالُ فَيَدْخُلُ عَلَى صَاحِبِهِ يَبِيعُهُ لُؤْلُؤَةً تُسَاوِي مِائَةَ دِرْهَمٍ بِأَلْفِ دِرْهَمٍ وَ يُؤَخِّرُ عَلَيْهِ الْمَالَ إِلَى وَقْتٍ قَالَ لَا بَأْسَ قَدْ أَمَرَنِي أَبِي عَلَيْهِ اَلسَّلاَمُ فَفَعَلْتُ ذَلِكَ.
Hadith.4033 - Muhammad ibn Ishaq ibn Ammar narrated: I said to Imam Ali ibn Musa Ar-Ridha (as): "A man has wealth and goes to another man who sells him a pearl worth one hundred dirhams for one thousand dirhams, deferring the payment to a later time." Imam (as) said: "There is no harm in it. My father (as) instructed me to do so, and I did it."
Source: Shaykh Muḥammad b. ʿAlī al-Ṣaduq