He should, reciting the highly beneficial verse (viz., the Gayatri), meditate with the help of his intellect on Brahma alone. Afterwards he should even leave off that, being then absolutely immersed in contemplation.
तद् धिया ध्यायति ब्रह्म जपन् वै संहिताम् हिताम्। संन्यस्यत्यथवा तां वै समाधौ पर्यवस्थितः।१६॥