‏الصلاة : Hadeeth No:1599 Jabir b. Samura reported that the Prophet of Allaah (sallAllaahu alayhi wa sallam) observed (Nafl) prayer sitting before his death....

‏فضائل الصحابة‏ : Hadeeth No:6017 Abu Musa reported: When I and my brother came from Yemen we used to consider Ibn Mas'ud and his mother amongst the members of the household. of Allaah's Messenger (sallAllaahu alayhi wa sallam) because of their visiting them frequently and staying there for long (periods of) time....