Darius's account, written at the Behistun Inscription, states that Cambyses II killed his own brother Bardiya, but that this murder was not known among the Iranian people.
Ifølge Dareios' levnedsbeskrivelse på Behistun-bjerget dræbte Kambyses 2. sin egen bror Bardiya, men dette var ikke kendt blandt de iranske folk.