Sahih al-Bukhari 2847
صحيح البخاري#2847SahihNarrated Jabir bin `Abdullah:When the Prophet (ﷺ) called the people (Sadaqa, a sub-narrator, said, 'Most likely that happened on the day of Al-Khandaq) Az-Zubair responded to the call (i.e. to act as a scout). The Prophet) called the people again and Az-Zubair responded to the call. The Prophet (ﷺ) then said, "Every prophet had a disciple and my disciple is Zubair bin Al-`Awwam
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: 56:63