Bessus or Bessos, also known by his throne name Artaxerxes V, was a Persian satrap of the eastern Achaemenid satrapy of Bactria, as well as the self-proclaimed King of Kings of the Achaemenid Empire f
"Alexander executes Janushyar and Mahiyar, the slayers of Darius." Folio from a manuscript of Ferdowsi's Shahnameh ("Book of Kings"), created in Shiraz, dated 1482.
List of supplies for Bessus, November–December 330 BC, from a collection of Achaemenid administrative documents