Sunan an-Nasa'i 1709

سنن النسائي#1709Sahih

It was narrated that 'Aishah said:"The Messenger of Allah (ﷺ) used to pray nine (rak'ahs) at night, then when he grew older and put on weight he prayed seven

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

In-book reference: 20:112