Sahih al-Bukhari 2997
صحيح البخاري#2997SahihNarrated Jabir bin `Abdullah:On the day of the battle of the Trench, the Prophet (ﷺ) wanted somebody from amongst the people to volunteer to be a reconnoitre. Az-Zubair volunteered. He demanded the same again and Az-Zubair volunteered again. Then he repeated the same demand (thrice) and Az-Zubair volunteered once more. The Prophet (ﷺ) then said, " Every prophet has a disciple and my disciple is Az-Zubair
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: 56:206