A river flowing between the two mountains, मेरु and मन्दर . Arjuna conquered and subdued the low class people who inhabited the valley of this river. A low-class people known as " खसस् " used to live on the banks of this river under the shade of the dense growth of bamboo trees. These low class people had brought presents of gold for युधिष्ठिर 's राजसूय . [mh-2-52-2 ] Mahābhārata • Sabhā parva .