Sahih al-Bukhari 4292
صحيح البخاري#4292SahihNarrated Ibn Abi Laila:None informed us that he saw the Prophet (ﷺ) offering the Duha (i.e. forenoon) prayer, except Um Hani who mentioned that the Prophet (ﷺ) took a bath in her house on the day of the Conquest (of Mecca) and then offered an eight rak`at prayer. She added, "I never saw the Prophet (ﷺ) offering a lighter prayer than that prayer, but he was performing perfect bowing and prostrations
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: 64:325