Sahih al-Bukhari 820
صحيح البخاري#820SahihNarrated Al-Bara':The time taken by the Prophet (ﷺ) in prostrations, bowing, and the sitting interval between the two prostrations was about the same
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: 10:214