" The Rig Veda mentions a primordial Goddess called Danu. Her children were the Danvas who fought with the Devas, the Gods, and lost. This Rig Vedic tribe was banished into exile. The word Danu itself means fluid drop in Rig Vedic Sanskrit. The Avestan (old Iranian) word for river is Danu. So do the Scythians (Sakas) and Sarmatians call rivers—Danu. Now comes the surprise. Linguistically the names of many rivers in Europe and Russia can be traced back to the Sanskrit/ Avestan Danu. thus- Danube Deniper Donets Don Dunajec Dvina Dysna Does this seem to indicate the gradual westward out-migration of the Rig Vedic Danava clans of the Indo-Aryans from the Indus- Sarasvati civilisational area into Russia and Europe? "

― , The Sarasvati Civilization