Sri Aadhimuleswara Temple

The temple's connection with Thirugnanasambandar is especially important. The 7th-century saint is traditionally associated with the shrine, and his Tevaram hymn praises the Lord of Tiruppaatrurai. Sekkizhar's Periyapuranam also places Tiruppaatrurai within the pilgrimage route of Thirugnanasambandar. This literary connection is the principal reason the temple is classified as a Paadal Petra Sthalam.

The physical history of the temple extends across more than one dynasty. Pallava-period inscriptions are reported at the site, while the stone reconstruction and substantial development of the temple are associated with the Chola period. Inscriptions refer to the settlement by a long historical name, Kollida Thenkarai Nattu Brahmadeya Uttama Seeli Chaturvedi Mangalam Tiruppattrurai, showing its position within the administrative and religious landscape of medieval Chola Nadu.

Several inscriptions provide evidence for religious endowments. An inscription associated with Nandi Varman III records an endowment for maintaining two perpetual lamps. Chola-period inscriptions associated with rulers including Parantaka I, Kandaraditya and Sundara Chola record gifts of land, provisions for worship, offerings, garlands, lamps and other temple services. These inscriptions demonstrate that the temple functioned as an established religious institution with organised endowments during the medieval period.

The architectural character of the present temple reflects this layered history. The east-facing complex has a three-tier Rajagopuram and two prakarams. The sanctum has a Vesara-type vimana, while the Arthamandapa is known as the Deva Sabha or grand court hall. Its carved pillars and sculptural details make it an important feature for visitors interested in South Indian temple architecture.

The sanctum contains a small Shiva Lingam traditionally regarded as Swayambhu. The koshta sculptures include Vinayaka, Dakshinamurthy, Sankaranarayana, Brahma and Durga, while distinctive representations of Bhikshatana and Veena Dakshinamurthy appear on the walls of the sanctum. The temple also contains shrines for Subramanya, Bhairava, Chandikeswara and Vishnu as Venugopala with Rukmini and Satyabhama.

The temple has undergone later renovation as well. A major Kumbhabhishekam was conducted in 1956, and an inscription recording the Tevaram hymn was installed in the temple in 1977, according to published documentation based on the site's historical records.

The Sthala Purana gives the temple another layer of identity. One tradition explains the name Tiruppaatrurai through the appearance of milk at the sacred spot, while another associates the discovery with a Chola king who encountered an anthill from which milk emerged. A further temple tradition connects the shrine with the Sun, whose rays are said to fall upon the main deity during particular periods of the year, especially around Aippasi and Panguni. These accounts should be presented as temple traditions rather than archaeological conclusions.

Today the temple continues as a living place of worship, with regular pujas and special observances during Maha Shivaratri, Margazhi Thiruvathirai and Thirukarthikai. Its combination of Pallava and Chola inscriptions, Tevaram heritage, traditional architecture and continuing worship gives Tiruppaatrurai a distinctive place in the sacred history of Tiruchirappalli district.