Sunan an-Nasa'i 1616
سنن النسائي#1616SahihIt was narrated that Masruq said:"I said to 'Aishah: 'Which deed was most beloved to the Messenger of Allah (ﷺ)?' She said: 'That which was done persistently.' I said: 'At what part of the night did he pray Qiyam?' She said: 'When he heard the rooster
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 20:19