Ethical dualism or, as theorized by Descartes, between thought and extension. Ethical dualism on the other hand highlights the moral dimension instead or in addition to the metaphysical one, and envisions an inherent situation of conflict between two antagonistic forces, like light and darkness, Good and Evil. One of the most known and clear-cut interpretations of ethical dualism is the one conceptualized by Zoroastrianism, the ancient Persian religion, which bases its thought on the figure of the prophet Zoroaster (or Zarathustra), who claimed the existence of two original and contrasting principles, Ahura Mazda and Ahriman, respectively representing the forces of Good and
Zartosht Bahram-e Pazhdo father was named Petrasp, who was the Grandfather of Zoroaster. Zoroaster's mother was named Doghdovi and when she was five month pregnant with Zoroaster, she had a dream. The story is about Arda Viraf, a Zoroastrian priest who takes a spiritual journey into heaven and hell. The Persian poem is based on the Middle Persian Book of Arda Viraf. Being an important Persian poet of Zoroastrian faith, Zartosht Bahram has brought down the most comprehensive biography of Zoroaster from a Zoroastrian point of view. He has also used many Middle Persian words Bahram Pazhdu in Encyclopedya Iranica by J. Amuzegar