وَهُوَ ٱلَّذِي جَعَلَ ٱلَّيۡلَ وَٱلنَّهَارَ خِلۡفَةٗ لِّمَنۡ أَرَادَ أَن يَذَّكَّرَ أَوۡ أَرَادَ شُكُورٗا
And He it is Who made the nighttime and the daytime to follow in succession for who wanted to recollect, or who wanted thankfulness
Author: Dr Laleh Bakhtiar