Sahih al-Bukhari 1857
صحيح البخاري#1857SahihNarrated `Abdullah bin `Abbas:I came riding on my she-ass and had (just) then attained the age of puberty. Allah's Messenger (ﷺ) was praying at Mina. I passed in front of a part of the first row and then dismounted from it, and the animal started grazing. I aligned with the people behind Allah's Messenger (ﷺ) (The sub-narrator added that happened in Mina during the Prophet's Hajjat-al-Wada)
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: 28:37