The Explanation of the Words Al-Khunnas and Al-Kunnas Muslim recorded in his Sahih, and An-Nasa'i in his Book of Tafsir, in explaining this Ayah, from `Amr bin Hurayth that he said,"I prayed the Morning prayer behind the Prophet , and I heard him reciting,فَلَ أُقْسِمُ بِالْخُنَّسِالْجَوَارِ الْكُنَّسِ