Battle of Pelusium - Cambyses II of Persia conquers Egypt by painting cats and other animals sacred to the Egyptians on his soldiers' shields.
It is said that on his death bed, Cyrus urges Spitaces, to obey and respect him mother Spitamas, and also appoints his son Cambyses II of Persia to be the legitimate king of the empire, and his younger brother Bardiya to be the governor of Parthia, Choramnia, Bactria, and Carmania.
The concept of a magus takes its name from the priests of the Magian religion of the ancient Medes, who wielded considerable power and influence, until they were suppressed as a result of a revolt by the pretender Smerdis against Cambyses II.
Phanes of Halicarnassus, was a wise councilman serving Amasis, who would eventually help Cambyses II to conquer Egypt.
Cambyses II: King of Persia (Lydia, Babylonia, Persis, Anshan, and Media).
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Phanes, disgruntled with the pharoh deserted Egypt and travelled by the ship with the intention of speaking with the Persian emperor Cambyses II.
Herodotus recounts of one possible motive for Cambyses II to want to take on Egypt: According to Herodotus, Amasis II came to power by bloody means by defeating, and murdering his predecessor pharaoh Apries.