Sunan Ibn Majah 1655
سنن ابن ماجه#1655SahihIt was narrated from Abu Hurairah that the Messenger of Allah (ﷺ) said:“When you see the new crescent then fast, and when you see it then stop fasting. If it is cloudy then fast thirty days.”
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: 7:18