62وَهُوَ الَّذي جَعَلَ اللَّيلَ وَالنَّهارَ خِلفَةً لِمَن أَرادَ أَن يَذَّكَّرَ أَو أَرادَ شُكورًاBijan MoeinianHe is the One Who makes the nights and the days come one after the another so that man contemplate about it and show some gratitude.