The Race of Prajdpati : Rebirth of Seven Sages - Verse 46-47

The son bom with long hairs is remembered as Pulaha. He who was born out of the Vasu (fire ?) was called Vasuman. He is called Vasisjha by those who know the truth, by the expounders of Vedas. Thus these six great sages are the mental sons of Brahma.