For 10 points, name this Persian founder of a monotheistic religion.
This man's seed is currently stored at Lake Hamun, where it is guarded by a line of 99,999 spirits that ensure its use in impregnating the virgin mother of the Savior. The marriage of Pouruchista, this man's third daughter, is described in the Vahishto-Ishti text. Medieval sources state that he died at Balkh when he was murdered by Turanians during a Holy War. This son of (*) Poroschasp preached to his wife Hvovi and King Vishtaspa about a struggle between asha and druj, two concepts that are often translated as Truth and The Lie. He is the attributed author of the Gathas, which state that the evil god Ahriman opposes the good god Ahuramazda. For 10 points, name this Persian founder of a monotheistic religion.
This man's seed is currently stored at Lake Hamun, where it is guarded by a line of 99,999 spirits that ensure its use in impregnating the virgin mother of the Savior.
Zoroaster or Zarathustra