Sahih al-Bukhari 2331
صحيح البخاري#2331SahihNarrated Ibn `Umar:Allah's Messenger (ﷺ) gave the land of Khaibar to the Jew's on the condition that they work on it and cultivate it, and be given half of its yield
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 41:12