saḥ rājā = the king; sagaraḥ = Sagara; nāma = named; yaḥ = who; samudram = had the ocean; akhānayat = dug up; iṣṭvā = had become initiated into a sacrifice; parvaṇi = of tidal waves on a full-moon night; vegena = by the force; trāsayantam = which frightened; imāḥ prajāḥ = the creatures.