Histories

So when Darius became king, he wanted to punish Oroetes for all his wrongdoing, and especially for killing Mitrobates and his son. But he thought it best not to send an army openly against the satrap, seeing that everything was still in confusion and he was still new to the royal power; moreover he heard that Oroetes was very powerful, having a guard of a thousand Persian spearmen and being governor of the Phrygian and Lydian and Ionian province.

He had recourse, then, to the following expedient: having summoned an assembly of the most prominent Persians, he addressed them as follows: “Persians, which of you will promise to do this for me, not with force and numbers, but by cunning? Where there is need for cunning, force has no business.