6إِنَّ فِي اختِلافِ اللَّيلِ وَالنَّهارِ وَما خَلَقَ اللَّهُ فِي السَّماواتِ وَالأَرضِ لَآياتٍ لِقَومٍ يَتَّقونَ(Irfan-ul-Quran)Surely in the alternation of night and day and in (all) that Allah has created in the heavens and the earth there are (in like manner) Signs for those who live by Godwariness.