Al-Kāfi - The Book of Commerce

Al-Kāfi - The Book of Commerce Chapter: Borrowing Dirhams (Coins) to Keep the Good ones Among them َّدُ بْنُ يَحْيَى عَنْ ٠َّدِ بْنِ الْحُسَيْنِ عَنْ صَفْوَانَ عَنْ يَعْقُوبَ بْنِ شُعَيْبٍ قَالَ سَأَلْتُ أَبَا عَبْدِ اللهِ (عَلَيْهِ السَّلا٠) عَنِ الرَّجُلِ يُقْرِضُ الرَّجُلَ الدَّرَاهِ٠َ الْغِلَّةَ فَيَأْخُذُ ٠ِنْهُ الدَّرَاهِ٠َ الطَّازَجِيَّةَ طَيِّبَةً بِهَا نَفْسُهُ فَقَالَ لا بَأْسَ وَذَكَرَ ذَلِكَ عَنْ عَلِيٍّ (عَلَيْهِ السَّلا٠4.

Muhammad ibn Yahya has narrated from Muhammad ibn al-Husayn from Safwan from Ya’qub ibn Shu’ayb who has said the following: “This is concerning my question before abu ‘Abd Allah (a.s.), about the case of a man who gave impure dirhams as a loan to another man, who then paid him back with better dirhams without compulsion.

He (the Imam) said, it is not unlawful and it is from Ali (a.s.).’” صحيح - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (19/320))