Sahih al-Bukhari 1161
صحيح البخاري#1161SahihNarrated `Aisha:After offering the Sunna of the Fajr prayer, the Prophet (ﷺ) used to talk to me, if I happened to be awake; otherwise he would lie down till the Iqama call was proclaimed (for the Fajr prayer)
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: 19:40