Sahih al-Bukhari 7155
صحيح البخاري#7155SahihNarrated Anas:Qais bin Sa`d was to the Prophet (ﷺ) like a chief police officer to an Amir (chief)
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 93:19