Sahih Muslim 3829
صحيح مسلم#3829SahihAnas b. Malik (Allah be pleased with him) said:We were forbidden that a townsman should sell for a man of the desert
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 21:29