Sahih Muslim 5595
صحيح مسلم#5595SahihJabir b. 'Abdullah reported:A child was born in the house of a person amongst us, and he gave him the name of Qasim. We said: We will not allow you (to give the name) to your child as Qasim (and thus adopt the kunya of Abu'l-Qasim) and coal your eyes. He (that person) came to Allah's Apostle (ﷺ) and made a mention of that to him, whereupon he said: Call your son 'Abd al-Rahman
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: 38:10