A hermit who lived, with a large number of other anchorites, in the Himavā. He had a young elephant which he had reared; being headstrong and rough in speech, he would not listen to the warning of his teacher, the Bodhisatta, that it was dangerous to have such a pet. Once while the hermits were away the elephant was seized with a frenzy, and when his master returned it killed him (J.ii.41‑3).
Perhaps the man’s name was Kosiya, because we are told (J.vi.501) that Inda was of the Kosiya-
The story was related to tame a head-