‏فضائل الصحابة‏ : Hadeeth No:5974 'A'isha reported: Never did I feel jealous of any wife amongst the wives of Allaah's Prophet (sallAllaahu alayhi wa sallam) as I feel in case of Khadija (though I had never seen her), for he praised her very often....

‏الصيام : Hadeeth No:2601 'Imran b. Husain (Allaah be pleased with them) reported that the Prophet of Allaah (sallAllaahu alayhi wa sallam) said to him (or he said to another person and he was listening to it): O, so and so, did you observe fast in the middle of the month? He said: No. Thereupon he (the Messenger of Allaah) ...