At the bank of the river Ganges, Sages like Sounagar started the holy sacrifice namely sathrayaagam. Mahapouraanigar soothamaa munivar take abode, after the completion of the twelve years holy sacrifices. Sounakaathi saints served and worshipped him. They welcomed and enjoyed with him by saying that he is the one who is able to make the earth get rid of all the sins and they also declared that the place become very sacred after his arrival. Immediately, Soothamaha sage looked at them and said them that there is a specialized place better that this Ganges River nears the Vadacauvery which removes all the sins and provides luxurious life. This Cauvery river flows as Uttaravahini in the sacred place called Kamsapuram. This shrine is the chief of the entire Shiva temple and it is represented as Punnaagavanam in Krithayugam, Kathaleevanam in Threthayugam, Vilvavanam in Thvaaparayugam and Palaasavanam in Kaliyugam.