महात्मनः of the magnanimous one, भरतस्य Bharata's, सागरौघनिभा resembling the waves of ocean, सेना the army, प्रावृषि during the rainy season, अम्बुदः cloud, द्यामिव like the sky, महीम् the earth, सञ्छादयामास covered.

The army of the magnanimous Bharata, resembling the waves of the ocean, covered the earth as the clouds cover the sky during the rainy season.