This temple has been in existence over 4 yugams and has been re built many times over, The last time by a local chieftain VeeramanMaharaja. There are many legends associated with this temple. It is on the banks of a huge water body called Perumal lake
How to Reach:
Theerthanagiri is 18 km far from Cuddalore on the east coast road towards chidambaram. After crossing alapakkam on the left in 5 kms will see a board to thirthanagari i
Legends of the temple:
Perumal worshipped shiva here and killed a demon called Murasuran and he hence came to be known as Murari
Siva rahasyam which was told by shiva to parvathy was overheard by Murugan who instructed Agasthiyar the same and the same are documented in palm leaf writings in the Connemara library
Durvasa cursed Bhringi rishi and he received salvation after worshipping shiva here
Perumal lake or Garuda theertham was dug out by Garuda.
There were an aged couple who cultivated Thinai (hence thinai oor ). They used to eat only after feeding a guest. One day an aged man came and said he would work in the fields and then eat. He started sowing seeds and when the aged couple came to feed him they fount a bountiful harvest of thinai here and when the couple asked how this was possible Shiva revealed his real form to them, Thinai cultivation was the main agriculture here and even today the local farmers start cultivation after prayers to Dakshinamurthy here who is sitting in Padmasana without his sishyas and in the posture he had food . He is called Yoga Dakshinamurthy
Suryan prayed to Shiva here and in March April (Panguni month) the sun rays fall directly on the swayumbu lingam