﴿اللهُ لَا إلَهَ إلَّا هُوَ الحَيُّ القَيُّومُ... ﴾

The Prophet \pbuh also said: “When you are about to sleep, recit āyah al-Kursī, for there will remain over you a protection from Allāh and no devil will draw near you until morning.”

Référence: The Prophet \pbuh also said: “When you are about to sleep, recit āyah al-Kursī, for there will remain over you a protection from Allāh and no devil will draw near you until morning.” Al-Bukhārī (#2311, 4/487).