It was narrated that 'Aishah said:
"I never felt as jealous of any woman as I did of Khadijah, because I saw how the Messenger of Allah remembered her, and his Lord had told him to give her the glad tidings of a house in Paradise made of Qasab." (ES)
English reference (ES): Vol. 3, Book 9, Hadith 1997 (ES)
Arabic reference (ES): Book 9, Hadith 2075 (ES)