مَنَعْتُهُ النَّوْمَ بِاللَّيْلِ فَشَفِّعْنِي فِيهِ
I kept him from sleeping at night, so accept my intercession for him.
This plea highlights the nighttime recitation or devotion through which a person forgoes sleep. The report thus pairs the worship of fasting by day with devotion to the Qurʾān at night.