Religion in Asia a minority mostly found in India and Iran. It worships a monotheistic god, Ahura Mazda, and was founded by Zoroaster. Zoroastrianism is a religion and philosophy based on the teachings of prophet Zoroaster (also known as Zarathustra, in Avestan), probably founded some time before the 6th century BC. The term Zoroastrianism is, in general usage, essentially synonymous with Mazdaism, i.e., the worship of Ahura Mazda, exalted by Zoroaster as the supreme divine authority. In Zoroastrianism, the Creator Ahura Mazda is all good, and no evil originates from Him. Thus, in Zoroastrianism good and evil have distinct sources, with evil (druj)
Zoroaster died when he was 77 years and 40 days old. The later Pahlavi sources like Shahnameh, instead claim that an obscure conflict with Tuiryas people led to his death, murdered by a "karapan" (a priest of the old religion) named Brādrēs. In the Gathas, Zoroaster sees the human condition as the mental struggle between "aša" (truth) and "druj" (lie). The cardinal concept of "aša"—which is highly nuanced and only vaguely translatable—is at the foundation of all Zoroastrian doctrine, including that of Ahura Mazda (who is "aša"), creation (that is "aša"), existence (that is "aša") and as the condition for free