Sahih Muslim 3886
صحيح مسلم#3886Sahihوَحَدَّثَنَا أَبُو الرَّبِيعِ، وَأَبُو كَامِلٍ قَالاَ حَدَّثَنَا حَمَّادٌ، ح وَحَدَّثَنِيهِ عَلِيُّ بْنُ حُجْرٍ، حَدَّثَنَا إِسْمَاعِيلُ، كِلاَهُمَا عَنْ أَيُّوبَ، عَنْ نَافِعٍ، بِهَذَا الإِسْنَادِ أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم رَخَّصَ فِي بَيْعِ الْعَرَايَا بِخَرْصِهَا .
Nafi, reported this hadith with the same chain of transmitters stating that Allah's Messengtr (ﷺ) granted concession in case of 'ariyya transactions (for exchange of the same commodity) with measure
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 21:85