Having practised rigid vows, that mightyarined one obtained a knowledge of all the Vedas and their branches, from Vashishtha and from Chyavana of Bhrigu's race.
भार्गवाच्च्यवनाच्चापि वेदानगोपबंहितान्। प्रतिपेदे महाबाहुर्वसिष्ठाच्चरितव्रतः॥