Zoroaster Zoroaster Zoroaster (, ; "Zōroastrēs"), (Persian: زرتشت pronounced as Zartusht) also known as Zarathustra (, ; "Zaraθuštra"), Zarathushtra Spitama, or Ashu Zarathushtra, was an ancient Persian prophet, spiritual leader and ethical philosopher who taught a spiritual philosophy of self-realization and realization of the Divine. His teachings challenged the existing traditions of the Indo-Iranian religion and later developed into the religion of Mazdayasna or Zoroastrianism. He inaugurated a movement that eventually became the dominant religion in Ancient Persia. He was a native speaker of Old Avestan and lived in the eastern part of the Iranian Plateau, but his exact birthplace is
Zoroaster physeos"), which appears to have originally constituted four volumes (i.e. papyrus rolls). The framework is a retelling of Plato's Myth of Er, with Zoroaster taking the place of the original hero. While Porphyry imagined Pythagoras listening to Zoroaster's discourse, "On Nature" has the sun in middle position, which was how it was understood in the 3rd century. In contrast, Plato's 4th-century BCE version had the sun in second place above the moon. Ironically, Colotes accused Plato of plagiarizing Zoroaster, and Heraclides Ponticus wrote a text titled "Zoroaster" based on his perception of "Zoroastrian" philosophy, in order to express his disagreement