Sahih al-Bukhari 4317
صحيح البخاري#4317SahihNarrated Abu 'Is-haq:That he heard Al-Bara narrating when a man from Qais (tribe) asked him "Did you flee leaving Allah's Messenger (ﷺ) on the day (of the battle) of Hunain?" Al-Bara' replied, "But Allah's Messenger (ﷺ) did not flee. The people of Hawazin were good archers, and when we attacked them, they fled. But rushing towards the booty, we were confronted by the arrows (of the enemy). I saw the Prophet (ﷺ) riding his white mule while Abu Sufyan was holding its reins, and the Prophet (ﷺ) was saying "I am the Prophet (ﷺ) undoubtedly." (Israil and Zuhair said, "The Prophet (ﷺ) dismounted from his Mule
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: 64:348