Sahih Muslim 6160
صحيح مسلم#6160SahihAbu al-Aliya said:The son of the uncle of your Prophet (ﷺ), i. e. Ibn Abbas, reported Allah's Messenger (ﷺ) as saying: It is not meet for a servant that he should say: I am better than Yunus b. Matta (and this Matta) is the name of his father
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: 43:218