 He is mentioned prominently in the Upanishads as well, particularly the Brihadaranyaka and Aitareya.His father was Gautama Maharishi, said to be one of the Saptarishi or seven great sages, and his brother Nodhas also has hymns in the Rigveda.In multiple places in the early Buddhist texts, such as the Vinaya Pitaka of the "Mahavagga" (I.245) section the Buddha lists the ancient Vedic rishis "Atthako, Vâmako, Vâmadevo, Vessâmitto, Yamataggi, Angiraso, Bhâradvâjo, Vâsettho, Kassapo, and Bhagu".