Sahih al-Bukhari 593
صحيح البخاري#593SahihNarrated `Aisha:Whenever the Prophet (ﷺ) come to me after the `Asr prayer, he always prayed two rak`at
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: 9:68