They originally lived east of the Scythians , separated by the Don .
Sarmatians ( c300BC - 375AD ) : The Sarmatians took over from the Scythians and ruled the steppe until they were defeated by the Huns .
Scythians originally lived east of the Scythians , separated by the Don .
Sarmatians ( c300BC - 375AD ) : The Sarmatians took over from the Scythians and ruled the steppe until they were defeated by the Huns .