The Magi were an order of priests and teachers among the ancient Medes and Persians with a great deal of political power. On the death of Cambyses, one
Magi asserted that he was Smerdis, a son of Cyrus and claimed the throne of Persia. He was disposed by Darius Hystaspes in 521 BC and a massacre of the
Magi followed. Research Magi