Sahih Muslim 6061
صحيح مسلم#6061SahihUbida b. Samit reported that when wahi descended upon Allah's Apostle (ﷺ), he lowered his head and so lowered his Companions their heads, and when (this state) was over, he raised his head
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: 43:119