Mahabharata 7.9.62

पिबन्त्यो दक्षिणां यस्य गङ्गास्रोतः समापिबन्तावतीर्गा ददौ वीर उशीनरसुतोऽध्वरे

pibantyo dakṣiṇāṃ yasya gaṅgāsrotaḥ samāpibantāvatīrgā dadau vīra uśīnarasuto'dhvare

Our plain-language meaning of this verse is waiting for scholar review.