Sahih Muslim 6802
صحيح مسلم#6802SahihJarir b. 'Abdullah reported Allah's Messenger (ﷺ) as saying:The servant does not introduce good practice which is followed after him.... The rest of the hadith is the same
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: 47:28