sentences:  He rallied the locals around him, repelled the first Arab attacks, and reigned for fifteen years until he was murdered by a certain Valash, who ruled the country for eight years.Bav's son, Sohrab or Sorkab (Surkhab I), established himself at Perim on the eastern mountain ranges of Tabaristan, which thereafter became the family's domain.The scholar J. Marquart, however, proposed an alternative identification of the legendary Bav with a late-6th-century Zoroastrian priest ("magian") from Ray.