《  يُقَلِّبُ اللَّهُ اللَّيْلَ وَالنَّهَارَ ۚ إِنَّ فِي ذَٰلِكَ لَعِبْرَةً لِّأُولِي الْأَبْصَارِ 》

"God alternates the night and the day. Indeed in that is a lesson for those who have vision." 

(24:44)