سُنَنُ النَّسَائِيِّ
Sunan an-Nasa’i 4519
The Book of Financial Transactions
Selling Fruits Before Their Condition Is Known
أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا اللَّيْثُ، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، عَنْ رَسُولِ اللَّهِ صلى الله عليه وسلم قَالَ لاَ تَبِيعُوا الثَّمَرَ حَتَّى يَبْدُوَ صَلاَحُهُ . نَهَى الْبَائِعَ وَالْمُشْتَرِيَ .
; It was narrated from Ibn 'Uar that the Messenger of Allah said: "Do not sell fruits until their condition is known. And he forbade (both) the seller and the purchaser (to engage in such a transaction).
Sunan an-Nasa'i, 4519Sahih (Darussalam)