Sahih Muslim 6164
صحيح مسلم#6164SahihSa, id b. jubair reported that it was said to Ibn 'Abbas that Nauf al-Bikali was of the opinion that Moses who went in search of knowledge was not the Moses of Bani Isra'il. He said:Sa'id, did you hear it from him? I said: Yes. Thereupon he said that Nauf had not stated the fact
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: 43:222