Sahih al-Bukhari 1546
صحيح البخاري#1546SahihNarrated Anas bin Malik:The Prophet (ﷺ) offered four rak`at in Medina and then two rak`at at Dhul Hulaifa and then passed the night at Dhul-Hulaifa till it was morning and when he mounted his Mount and it stood up, he started to recite Talbiya
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: 25:32