Sunan Abi Dawud 3408
سنن أبي داود#3408SahihNarrated Ibn 'Umar:The Messenger of Allah (ﷺ) made an agreement with the people of Khaibar to work and cultivate in return for half of the fruits or produce
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Muhyi Al-Din Abdul HamidSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Bukhari (2329) Sahih Muslim (1551)
In-book reference: 23:83