Sahih al-Bukhari 7004
صحيح البخاري#7004SahihNarrated Az-Zuhri:Regarding the above narration, The Prophet (ﷺ) said, "I do not know what Allah will do to him (Uthman bin Maz'un)." Um Al-`Ala said, "I felt very sorry for that, and then I slept and saw in a dream a flowing spring for `Uthman bin Maz'un, and told Allah's Messenger (ﷺ) of that, and he said, "That flowing spring symbolizes his good deeds
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: 91:22