Allah swears by His Creation that the Person Who purifies Himself will be Successful and the Person Who corrupts Himself will fail وَالشَّمْسِ وَضُحَاهَاBy the sun and Duhaha.Mujahid said, "This means, by its light."Qatadah said, وَضُحَـهَا wa Duhaha. "The whole day."Ibn Jarir said,"The correct view is what has been said, `Allah swears by the sun and its daytime, because the clear light of the sun is daytime."'وَالْقَمَرِ إِذَا تَلَاهَا