Sahih al-Bukhari 5229
صحيح البخاري#5229SahihNarrated `Aisha:I never felt so jealous of any wife of Allah's Messenger (ﷺ) as I did of Khadija because Allah's Messenger (ﷺ) used to remember and praise her too often and because it was revealed to Allah's Messenger (ﷺ) that he should give her (Khadija) the glad tidings of her having a palace of Qasab in Paradise
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: 67:162