Hdt. 5.24 Influenced by the advice of Megabazos, Darius recalls Histiaios to Sardis under the suspicion that Histiaios is plotting a rebelling - fortifying his principate as the seat of his tyranny. Instead of punishing Histiaios outright or letting him continue ruling in Myrcinus Darius makes him part of his personal council. Adhering to the old maxim: keep your friends close and your possibly-duplicitous-generals even closer.