Araber zur Zeit der Sassaniden, ans der arabischen Chronik des Tabari (1879, trans.
Zotenbergs Chronique de TabarI (Paris, 1867-1874); Jurjanis Wis u Rmin, ed.
During the latter Sassanids it is seldom mentioned, and when the Arabs came to Khorasan (641-642) it was of so little importance that, as Tabari relates, it did not even have a garrison.
By Cureton (1846) and translated into German by Haarbriicker (1851), and individual notes and excerpts by Tabari (loth cent.), Al-Biruni (IIth - cent.), and other Arabian and Persian historians.
We know that at his time there were different petty kingdoms and usurpers in Persis; the principal dynasty is by Tabari called Bazrangi.