 He is credited with giving up his life in order to allow the Devas to use his bones to make weapons to defeat the Asura Vritra.Dadhichi was the son of sage Atharvan and his wife Chitti (Bhagavata Purana, 4/1).Atharvan who is also known as Bhrigu rishi (Manas putra of Brahma) attained the name the Atharvan as he authored ("Heard") Atharvaveda.