A famous sage and son of Vitahavya. He was equal to Brihaspati and a friend of Indra. He once told Yudhishtira about the greatness of Shiva. Many people confused him with Indra. Once the asuras took him prisoner because of this. His son was Kucheta as per Mahabharata Anushasanaparva Chapters 18, 30.

See Varishta for more details.