Surah An-Nur Verse 44

يُقَلِّبُ اللَّهُ اللَّيْلَ وَالنَّهَارَ ۚ إِنَّ فِي ذَٰلِكَ لَعِبْرَةً لِأُولِي الْأَبْصَارِ

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