Question

story on origen of bramputra

Answer 1

A Bodhisattva (an enlightened being) decided that the waters had to flow in order to help the people in the region. So, he cut an outlet through the Himalayas for the Tsangpo or 'Great River'. The mountains, gorges, and jungles through which the Tsangpo flows in Tibet are considered extremely holy.

Answer 2

It originat from Mansarovar lake in nursing city in tibet and then it enters India through Assam (namchaparva) and following the path it enters Bangladesh where it is known as Jamuna.(hope it will help you)