‏الصلاة : Hadeeth No:1579 Umm Habiba (the wife of the Prophet) reported Allaah's Messenger (sallAllaahu alayhi wa sallam) as saying: A house will be built in Paradise, for anyone who prays in a day and a night twelve rak'ahs; and she added: I have never abandoned (observing them) since I heard it from the Messenger of Allaah...

‏صفة القيامة والجنة والنار‏ : Hadeeth No:6743 This badith has been narrated on the authority of Zuhri with the same chain of transmitters, but with a slight variation of wording....