30. Transactions
٣٠۔ كِتَابُ الْبُيُوعِ
The Messenger of Allah ﷺ forbade to sell grain which one buys by measurement until one receives it in full. (Using translation from Abū Dāʾūd 3495)
أَنَّ رَسُولَ اللهِ ﷺ نَهَى أَنْ يَبِيعَ أَحَدٌ طَعَامًا اشْتَرَاهُ بِكَيْلٍ حَتَّى يَسْتَوْفِيَهُ