Sahih al-Bukhari Hadith 219 – Volume 2, Book 20

English

Volume 2, Book 20, Number 219:
Narrated Aisha:
(the mother of the faithful believers) I never saw Allah's Apostle offering the night prayer while
sitting except in his old age and then he used to recite while sitting and whenever he wanted to bow
he would get up and recite thirty or forty verses (while standing) and then bow.