Sahih al-Bukhari 2335
صحيح البخاري#2335SahihNarrated `Aisha:The Prophet (ﷺ) said, "He who cultivates land that does not belong to anybody is more rightful (to own it)." `Urwa said, "`Umar gave the same verdict in his Caliphate
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: 41:16