(40) باب بَيْعِ السُّنْبُلِ حَتَّى يَبْيَضَّ
It was narrated from Ibn 'umar that:
the Messenger of Allah forbade selling dates in the trees before they ripen or selling ears of corn before the grains become visible and there is no fear of blight. He forbade that to the seller ad the buyer. ,"
Reference: Sunan an-Nasa'i 4551
In-book reference: Book 44, Hadith 103
English translation: Vol. 5, Book 44, Hadith 4555