nisamya-after hearing; tat vacah-those words; tasya-of him (Manu); bhagavan-the most powerful; prapitamahah-the great-grandfather Vasistha; hotuh vyatikramam-discrepancy on the part of the hota priest; jnatva-understanding; babhase-spoke; ravi-nandanam-unto Vaivasvata Manu, son of the sun-god.