Garudapurana 1.6.32

1.6.32

somasya bhagavānvarcā varcasvī yena jāyate /
dharasya putro druhiṇo hutahavyavahastathā //

Soma's son was the divine Varcas, through whom radiant [sons] are born; / Dhara's sons were Druhiṇa and Hutahavyavaha;