Gaṅgā, who was a Siddha Yoginī came to know all the mysteries, and instantly disappeared from the assembly in Her own water form. The Siddha Yoginī Rādhā came to know also, by Her Yogic power, the secrets of Gaṅgā and became ready to drink the whole water in one sip.
https://freeglobaluniversity.blogspot.com/search/label/Water
https://freeglobaluniversity.blogspot.com/search/label/RadhaKrishna