Sahih al-Bukhari 469
صحيح البخاري#469SahihNarrated Abu Huraira:Allah's Messenger (ﷺ) sent some horse men to Najd and they brought a man called Thumama bin Uthal from Bani Hanifa. They fastened him to one of the pillars of the mosque
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: 8:117