Jika tertutup awan, sempurnakan bulan Sya’ban menjadi 30 hari
Imam Ahmad : 1881حَدَّثَنَا إِسْمَاعِيلُ أَخْبَرَنَا حَاتِمُ بْنُ أَبِي صَغِيرَةَ عَنْ سِمَاكِ بْنِ حَرْبٍ عَنْ عِكْرِمَةَ قَالَ سَمِعْتُ ابْنَ عَبَّاسٍ يَقُولُ قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ صُومُوا لِرُؤْيَتِهِ وَأَفْطِرُوا لِرُؤْيَتِهِ فَإِنْ حَالَ بَيْنَكُمْ وَبَيْنَهُ سَحَابٌ فَكَمِّلُوا الْعِدَّةَ ثَلَاثِينَ وَلَا تَسْتَقْبِلُوا الشَّهْرَ اسْتِقْبَالًا قَالَ حَاتِمٌ يَعْنِي عِدَّةَ شَعْبَانَ
Narrated to us [Isma'il] has told us [Hatim bin Abu Shaghirah] from [Simak bin Harb] from ['Ikrimah] said : I heard [Ibn Abbas] say : Rasulullah peace be upon him said: "Fast when you see the new moon and break your fast when you see it too! If there are clouds between you and the new moon then complete the number to thirty, do not start fasting before the moon comes." Hatim said : "That is the count of the months of Sha'ban.