Sahih Muslim 131
صحيح مسلم#131SahihAbu Malik narrated on the authority of his father that he heard the Apostle (ﷺ) say:He who held belief in the unity of Allah, and then narrated what has been stated above
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: 1:38