This figure advocated the ethical maxim of good thoughts, good words, and good deeds. This religious figure converted King Vishtaspa after healing his favorite horse from paralysis. During a spring festival, this figure experienced a vision of Vohu Manah informing him of the cosmic war between Asha, or truth, (10[1])and Druj, or deception. This figure is the traditional author of 17 Avestan hymns known as the Gathas. A religion founded by this figure exposes (10[1])their dead to vultures on Towers (10[1])of Silence. For 10 points, name this Persian prophet (10[1])who founded a namesake religion that venerates Ahura Mazda. ■END■