Sunan Ibn Majah 2195
سنن ابن ماجه#2195SahihIt was narrated that Ibn 'Abbas said:"The Messenger of Allah (ﷺ) forbade Gharar transactions
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih Lighairihi
Shuaib Al ArnautSahih Lighairihi
Zubair Ali ZaiSahih
In-book reference: 12:59