devarṣis tān dadarśa ha

tat-of that holy place; upasparsanat-from bathing in that water or touching it; eva-only; vinirdhuta-completely washed away; mala-asayah-whose impure desires; dharme-to the practices; paramahamsye-executed by the topmost class of sannyasis; ca-also; protpanna-highly inclined; matayah-whose minds; api uta-although; tepire-they executed; tapah-penances; eva-certainly; ugram-severe; pitr-adesena-by the order of their father; yantritah-engaged; praja-vivrddhaye-for the purpose of increasing the population; yattan-ready; devarsih-the great sage Narada; tan-them; dadarsa-visited; ha-indeed.