وَهُوَ ٱلَّذِي جَعَلَ ٱلَّيۡلَ وَٱلنَّهَارَ خِلۡفَةٗ لِّمَنۡ أَرَادَ أَن يَذَّكَّرَ أَوۡ أَرَادَ شُكُورٗا
And He it is Who has put the night and the day in succession (Khilfatan), for such who desires to remember or desires to show his gratitude
Author: Safi Ur Rahman Al Mubarakpuri