The central temple, according to historian Subramanyan, is an early Chola temple as seen from the inscription (ARE 620 of 1902) made during the reign of
Rajaraja I (985–1014 CE) indicating grants made during the 38th regnal year of Madiraikonda Parakesarivarman. One another inscription on the south wall of the
mandapa in front of the sanctum dated to Rajaraja indicates grant of land on the 21st year of the rule of Parakesarivarman. An inscription (ARE 633 of 1902) during the 25th regnal year of Rajaraja indicates gift of gold to the deity by Kundavai, the daughter of the king. Another inscription dated to the 258th day during the 24th regnal year of Rajaraja on the south wall of the hall indicates tax free land to the service of two deities, namely, Kshetrapalar and Ganapatiyar. The inscription on the north wall of the hall (ARE 633-B of 1902) dated to the third regnal year of
Rajendra I (1012–1044 CE) indicates that he ceremonially passed through a hill of gingely seeds and gifted twelve gold flowers to the feet of Lord. The same inscription indicates gold flowers gifted by his queen Valavan Mahadeviar. Another inscription from the northern wall of
Bhairavar shrine during the third regnal year of Rajendra I indicates gift of two gold flowers to the deity by Danti Sakti Vitanki while he was performing
Tulabhara at
Thiruvisanallur. An inscription from the 11th regnal year of
Rajaraja III (1216–1256 CE) indicate that the shrine of Vanduvarkuzhali Amman might have possibly been installed during his reign. The last inscription mentioning a medieval
Chera king of Kerala, either from Kerala or Tamil Nadu, is found on south wall of the
mandapa in front of the central shrine in Kabartheeswara Temple (dated in the regnal year of his overlord
Vikrama Chola). It also mentions certain
Kizhan Adikal or the Chera princess. ==Architecture==