Sahih al-Bukhari 3684
صحيح البخاري#3684SahihNarrated `Abdullah:We have been powerful since `Umar embraced Islam
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: 62:34