Sahih
Muslim

صحيح مسلم

13

The Book of Fasting

كتاب الصيام

 

Chapter 2: The obligation to fast Ramadan when the crescent is sighted, and to break the fast when the crescent is sighted, and that if it is cloudy at the beginning or end of the month, then the month should be completed as thirty days.

بَاب وُجُوبِ صَوْمِ رَمَضَانَ لِرُؤْيَةِ الْهِلَالِ وَالْفِطْرِ لِرُؤْيَةِ الْهِلَالِ وَأَنَّهُ إِذَا غُمَّ فِي أَوَّلِهِ أَوْ آخِرِهِ أُكْمِلَتْ عِدَّةُ الشَّهْرِ ثَلَاثِينَ يَوْمًا

Sahih Muslim 1080 p

Sa'd b. 'Ubaida reported that Ibn'Umar (Allah be pleased with both of them) heard a person saying

This night is the midnight (of the month). Upon this he said to him: How do you know that it is the midnight (of the month), for I heard the Messenger of Allah (ﷺ) as saying: The month is thus and thus (and he pointed with his ten fingers twice) and thus (i. e. at the third time he pointed with all his fingers but withdrew or folded his thumb)?

حَدَّثَنَا أَبُو كَامِلٍ الْجَحْدَرِيُّ، حَدَّثَنَا عَبْدُ الْوَاحِدِ بْنُ زِيَادٍ، حَدَّثَنَا الْحَسَنُ بْنُ عُبَيْدِ، اللَّهِ عَنْ سَعْدِ بْنِ عُبَيْدَةَ، قَالَ سَمِعَ ابْنُ عُمَرَ، - رضى الله عنهما - رَجُلاً يَقُولُ اللَّيْلَةَ لَيْلَةُ النِّصْفِ فَقَالَ لَهُ مَا يُدْرِيكَ أَنَّ اللَّيْلَةَ النِّصْفُ سَمِعْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم يَقُولُ ‏"‏ الشَّهْرُ هَكَذَا وَهَكَذَا ‏"‏ ‏.‏ وَأَشَارَ بِأَصَابِعِهِ الْعَشْرِ مَرَّتَيْنِ ‏"‏ وَهَكَذَا ‏"‏ ‏.‏ فِي الثَّالِثَةِ وَأَشَارَ بِأَصَابِعِهِ كُلِّهَا وَحَبَسَ أَوْ خَنَسَ إِبْهَامَهُ ‏"‏ ‏.‏

Grade: Sahih