Herodian, History of the Empire From the Death of Marcus…
“ But if one looks for a punishment equal to the crimes you have committed, it is impossible to find a suitable one. You murdered your revered and benevolent old emperor, the man whom it was your sworn duty to protect. The empire of the Roman people, eternally respected, which our forefathers obtained by their valiant courage or inherited because of their noble birth, this empire you shamefully and disgracefully sold for silver as if it were your personal property. ”
