6إِنَّ فِي اختِلافِ اللَّيلِ وَالنَّهارِ وَما خَلَقَ اللَّهُ فِي السَّماواتِ وَالأَرضِ لَآياتٍ لِقَومٍ يَتَّقونَE. H. PalmerVerily, in the alternation of night and day, and in what God has created of the heavens and the earth, are signs unto a people who do fear.