Sahih al-Bukhari 3432
صحيح البخاري#3432SahihNarrated `Ali:I heard the Prophet (ﷺ) saying, "Mary, the daughter of `Imran, was the best among the women (of the world of her time) and Khadija is the best amongst the women. (of this nation)
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: 60:103