‏الصلاة : Hadeeth No:1775 'Uqba b. 'Amir reported: The Messenger of Allaah (sallAllaahu alayhi wa sallam) said to me: There have been sent down to me verses the like of which had never been seen before. They are the Mu'awwadhatain....

‏الصلاة : Hadeeth No:1596 'A'isha reported: When the Messenger of Allaah (sallAllaahu alayhi wa sallam) grew bulky and heavy he would observe (most of his Nafl) prayers sitting....