Histories
Herodotus
Herodotus. Godley, Alfred Denis, translator. Cambridge, MA; London: Harvard University Press; William Heinemann, Ltd., 1920-1925 (printing).
Then said Artabanus: “O king, I see that you will not allow us to fear any danger. But take from me this advice, as there is need for much speaking when our affairs are so great.
Cyrus son of Cambyses subdued and made tributary to Iran [53,32] (nation), AsiaPersia all Ionians except only the Athenians. I advise you by no means to lead these Ionians against the land of their fathers, since even without their aid we are well able to overcome our enemies. If they come with our army, they must either behave very unjustly by enslaving their mother city, or very justly by aiding it to be free.