 अचिन्तयच्च सा देवी गङ्गा परमदुर्धरा।।विशाम्यहं हि पातालं स्रोतसा गृह्य शङ्करम्। 
 "Goddess Ganga, extremely difficult to contain, thought that seizing Siva with her flow she would enter the lower regions of the earth. 