Surah An-Nur, Verse 44

يُقَلِّبُ ٱللَّهُ ٱلَّيۡلَ وَٱلنَّهَارَۚ إِنَّ فِي ذَٰلِكَ لَعِبۡرَةٗ لِّأُوْلِي ٱلۡأَبۡصَٰرِ٤٤

yuqallibu l-lahu al-layla wal-nahāra inna fī dhālika laʿib'ratan li-ulī l-abṣāri

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