The best Oriental accounts of this last period of the Sassanian kings are found in Eutychius, (Annal. tom. ii. p. 251 - 256,) who dissembles the parricide of Siroes, D'Herbelot (Bibliotheque Orientale, p. 789,) and Assemanni, (Bibliothec. Oriental. tom. iii. p. 415 - 420.)