6 Preface إِنَّ فِي اختِلافِ اللَّيلِ وَالنَّهارِ وَما خَلَقَ اللَّهُ فِي السَّماواتِ وَالأَرضِ لَآياتٍ لِقَومٍ يَتَّقونَAli Quli QaraiIndeed in the alternation of night and day, and whatever Allah has created in the heavens and the earth, there are surely signs for a people who are Godwary.