he was the father of chandragupta maurya,a kshatriya..
Dhamashah was the captain of the army that belonged to Pudmananda's father but when Pudmananda killed his father to be the king of the place Dhamashah was against it and fought until he died.
Name of Emperor Chandragupta Maurya's Father was Koir. On the name of his father Koir this caste is divided in Koiri and Murai (People belonging to mother of Chandragupta Maurya's mother Mura). King Koir was the last king of Pippalivan kingdom which was situated at Nepal foothills. Pippalivan is now known as Pipariakot.