Ibisobanuro by'amagambo Umurongo 11 Isura Al Kah’fu (Ubuvumo) - الترجمة الإنجليزية - يعقوب - ububiko bwa qor'an yejejwe

Umurongo: 11

فَضَرَبۡنَا عَلَىٰٓ ءَاذَانِهِمۡ فِي ٱلۡكَهۡفِ سِنِينَ عَدَدٗا

11. So We drew (a veil) over their ears⁹ (and caused them to sleep) in the cave for a number of years.

9. Their ears are specifically mentioned because the sense of hearing above and beyond any other sense is the one that spoils sleep most. If done in perfect circumstances, rarely is sleep disturbed by a cause other than noise.