49أَلَم تَرَ إِلَى الَّذينَ يُزَكّونَ أَنفُسَهُم ۚ بَلِ اللَّهُ يُزَكّي مَن يَشاءُ وَلا يُظلَمونَ فَتيلًاN. J. DawoodHave you seen those who think themselves pure? God purifies whom He will. They shall not be wronged by as much as the husk of a date-stone.