Sahih Muslim
The Book Pertaining to the Merits of the Companions (Allah Be Pleased With Them) of the Holy Prophet (May Peace Be Upon Him) (Kitab Al-Fadail Al-Sahabah)
Book Number: 031 / Hadith Number: 5970
'A'isha reported that Allali's, Messenger (may peace he upon him) gave grid tidings to Khadija int Khuwailid of a palace in Paradise.