Sunan Ibn Majah 1657
سنن ابن ماجه#1657SahihIt was narrated from Muhammad bin Sa’d bin Abu Waqqas that his father said:“The Messenger of Allah (ﷺ) said: ‘The month is like that and like that and like that,’ and he showed nine fingers on the third time to indicate twenty-nine.”
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
Zubair Ali ZaiSahih Muslim
In-book reference: 7:20