tatha-so be it; iti-thus accepting the words of Lord Brahma; sanakaih-very slowly; rajan-O King (Yudhisthira); maha-bhagavatah-the great, exalted devotee (Prahlada Maharaja); arbhakah-although only a small boy; upetya-gradually going near; bhuvi-on the ground; kayena-by his body; nanama-offered respectful obeisances; vidhrta-anjalih-folding his hands.