(85) باب بَيْعِ الثِّمَارِ قَبْلَ أَنْ يَبْدُوَ صَلاَحُهَا
Narrated `Abdullah bin `Umar:
Allah's Messenger (ﷺ) forbade the sale of fruits till their benefit is evident. He forbade both the seller and the buyer (such sale).
Reference: Sahih al-Bukhari 2194
In-book reference: Book 34, Hadith 141
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 3, Book 34, Hadith 399