He practised, silently reciting the Gayatri, severe austerities for attaining to Brahma. A thousand years passed away while he was engaged in the observance of vows and fasts.
सोद्यं ब्राह्म तपस्तेपे संहितां संयतो जपन्। तस्य वर्षसहस्रं तु नियमेन तथा गतम्॥