(9) باب إِكْمَالِ شَعْبَانَ ثَلاَثِينَ إِذَا كَانَ غَيْمٌ وَذِكْرِ اخْتِلاَفِ النَّاقِلِينَ عَنْ أَبِي هُرَيْرَةَ
Narrated It was narrated that Abu Hurairah said:
:"The Messenger of Allah said: 'Fast when you see it and stop fasting when you see it, and if it is obscured from you (too cloudy), then count it as thirty (days).'" (ID)
Reference (ID): Sunan an-Nasa'i 2118 (ID)
In-book reference (ID): Book 22, Hadith 29 (ID)
English translation (ID): Vol. 1, Book 22, Hadith 2120 (ID)