Sahih Muslim 1709

A'isha reported that the Messenger of Allah ( ‌صلی ‌اللہ ‌علیہ ‌وسلم ‌ ) died (in this very state) that he observed most of his (Nafl) prayers in a sitting position. ..

A'isha reported: When the Messenger of Allah ( ‌صلی ‌اللہ ‌علیہ ‌وسلم ‌ ) grew bulky and heavy he would observe (most of his Nafl) prayers sitting. ..

Hafsa reported: Never did I see the Messenger of Allah ( ‌صلی ‌اللہ ‌علیہ ‌وسلم ‌ ) observing supererogatory prayer sitting till one year before his death when he would observe Nafl prayer in a sitting position, and he would recite the Surah (of..

Zuhri reported this hadith with the same chain of transmitters, except this that he made a mention of one year or two years. ..

Jabir b. Samura reported that the Messenger of Allah ( ‌صلی ‌اللہ ‌علیہ ‌وسلم ‌ ) observed (Nafl) prayer sitting before his death. ..

Abdullah b. 'Amr reported: It was narrated to me that the Messenger of Allah ( ‌صلی ‌اللہ ‌علیہ ‌وسلم ‌ ) had said: The prayer observed by a person sitting is half of the prayer. I came to him ( ‌صلی ‌اللہ ‌علیہ ‌وسلم ‌ ) and found him praying in..