Muslim 2516 · Book 13
Sahih Muslim, 2516
The Book of Fasting
Sahih (authentic)by the collection
وَحَدَّثَنَا عُبَيْدُ اللَّهِ بْنُ مُعَاذٍ، حَدَّثَنَا أَبِي، حَدَّثَنَا شُعْبَةُ، عَنْ مُحَمَّدِ بْنِ زِيَادٍ، قَالَ سَمِعْتُ أَبَا هُرَيْرَةَ، - رضى الله عنه - يَقُولُ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " صُومُوا لِرُؤْيَتِهِ وَأَفْطِرُوا لِرُؤْيَتِهِ فَإِنْ غُمِّيَ عَلَيْكُمُ الشَّهْرُ فَعُدُّوا ثَلاَثِينَ " .
Abu Huraira reported Allah's Messenger (ﷺ) as saying:Observe fast on sighting it (the new moon) and break it on sighting it. But if (due to clouds) the actual position of the month is concealed from you, you should then count thirty (days)Rapporté par Abu Huraira رضي الله عنه : Le Messager d’Allah ﷺ a dit : « Commencez le jeûne quand vous voyez (le croissant de lune) et rompez-le quand vous le voyez. Mais si (à cause des nuages) la position du mois vous est cachée, alors comptez trente jours. »Grades given by scholars
Sahih collection: its hadiths are held authentic by the compiler.
Source: fawazahmed0/hadith-api (public domain).