Katha Chopais

Ram bhakti jaha sursari dhara | Sarsai brahm bichar prachara ||
Bidhi nishadhmay kalimal harni | Karam katha rabinandani barni ||

Devotion to Sri Ram represents, in this moving Prayaga, the stream of the holy Ganga, the river of the celestials; while the proceeding of an enquiry into the nature of Brahma (the Absolute) constitutes the Sarasvati (a subterranean stream which is traditionally believed to join the Ganga and the Yamuna at Prayaga, thus accounting for the name ‘Triveni’, which signifies a meeting-place of three rivers).
Discourses on Karma or Action, consisting of injunctions and interdictions, have been spoken of as the sacred Yamuna–a daughter of the sun-god in her angelic form–washing the impurities of the Kali age