(25) باب فِي بَيْعِ الْغَرَرِ
Narrated Abu Hurairah:
The Prophet (ﷺ) forbade the type of sale which involves risk (or uncertainty) and a transaction determined by throwing stones.
Reference: Sunan Abi Dawud 3376
In-book reference: Book 23, Hadith 51
English translation: Book 22, Hadith 3370