Sunan Ibn Majah 1709
سنن ابن ماجه#1709SahihIt was narrated from Mu’adhah Al-‘Adawiyyah that ‘Aishah said:“The Messenger of Allah (ﷺ) used to fast three days of each month.” I said: “Which were they?” She said: “He did not care which days they were.”
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 7:72