Sahih Muslim 6326
صحيح مسلم#6326SahihAbu Musa reported:When I and my brother came from Yemen we used to consider Ibn Mas'ud and his mother amongst the members of the household. of Allah's Messenger (ﷺ) because of their visiting them frequently and staying there for long (periods of) time
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: 44:156