(18) باب قِيَامِ اللَّيْلِ
Narrated Aisha, Ummul Mu'minin:
Do not give up prayer at night, for the Messenger of Allah (ﷺ) would not leave it. Whenever he fell ill or lethargic, he would offer it sitting. (AR)
Reference (AR): Sunan Abi Dawud 1307 (AR)
In-book reference (AR): Book 5, Hadith 58 (AR)
English translation (AR): Book 5, Hadith 1302 (AR)