Once on a time, he (Shantanu) wounded a beer and pursued it along the banks of the Ganges. The king Shantanu saw that the Bhagirathi (Ganga) had became shallow.
स कदाचिन्मृगं विद्ध्वा गङ्गामनुसरन् नदीम्। भागीरथीमल्पजलां शान्तनुर्दृष्टवान् नृपः॥