Mild, clement, philanthropic, he conciliated those whom he subdued almost more easily than he subdued them, and by the efforts of a few years succeeded in welding together a dominion which lasted without suffering serious mutilation for nearly four centuries.
Though not dignified with the epithet of "Great," he was beyond all question the greatest of the Parthian monarchs.

Later times did him more justice than his contemporaries, and, when the names of almost all the other kings had sunk into oblivion, retained his in honor, and placed it on a par with that of the original founder of Parthian independence..