The change in the course of the river is not natural .
The change in the course of the river was engineered by famous Soya Pandit during Raja Avanti Varman 's time ( 855 -- 883 AD ) .
The change in the course of the river is not natural but was engineered by famous Soya Pandit during Raja Avanti Varman 's time ( 855 -- 883 AD ) .