Sahih al-Bukhari 4087
صحيح البخاري#4087SahihNarrated Jabir:The person who killed Khubaib was Abu Sirwa' (i.e. `Uqba bin Al-Harith)
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: 64:131