The signs of Allah (ayat)

وَهُوَ ٱلَّذِى جَعَلَ لَكُمُ ٱلَّيْلَ لِبَاسًا وَٱلنَّوْمَ سُبَاتًا وَجَعَلَ ٱلنَّهَارَ نُشُورًا

And it is He who has made the night for you as clothing and sleep [a means for] rest and has made the day a resurrection.