Sahih Muslim 4510
صحيح مسلم#4510SahihZaid b. Khalid al-Juhani reported Allah's Messenger (ﷺ) as sayin.:He who found a stray article is himself led astray if he does not advertise it
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: 31:12