Vaithamanidhi Permual Temple (also called Thirukolur) is one of the nine Nava Tirupathi, the Hindu temples dedicated to Vishnu. It is located on the Tiruchendur–Tirunelveli route in Tamil Nadu, India, on the southern bank of the Thamiraparani River, 4 km from Alwarthirunagari.
It is the eighth temple of Nava Tirupathi, and is named after Mars (Sevvai) and also called Kuberasthalam. Constructed in the Dravidian style of architecture, the temple is glorified in the Divya Prabandha, the early medieval Tamil canon of the Azhwar saints from the 6th–9th centuries AD. It is one of the 108 Divyadesam dedicated to Vishnu, who is worshipped as Vaithamanidhi Perumal and his consort Lakshmi as Kolurvalli.
A granite wall surrounds the temple, enclosing all its shrines. The rajagopuram, the temple's gateway tower, is three-tiered in structure. The temple follows Thenkalai tradition of worship. Six daily rituals and three yearly festivals are held at the temple, of which the ten-day annual Vaikanda Ekadasi during the Tamil month of Margazhi (December - January) and the Nammazhwar birth celebrations with Garudasevai with all nine temple of Navatirupathi, being the most prominent. The temple is maintained and administered by the Hindu Religious and Endowment Board of the Government of Tamil Nadu.
Brahmanda Purana one of the eighteen sacred texts of Hinduism and written by Veda Vyasa contains a chapter called Navathirupathi Mahatmeeyam. The first part of the chapter refers to Srivaikuntam. Vaikunta Mahatmeeyam is another work in Sanskrit that glorifies the temple and is a part of Tamraparani Sthalapurana available only in palm manuscripts.
The temple is revered in Nalayira Divya Prabandham, the 7th–9th century Vaishnava canon, by Nammazhwar. The temple is classified as a Divyadesam, one of the 108 Vishnu temples that are mentioned in the book. The temple is also classified as a Navatirupathi, the nine temples revered by Nammazhwar located in the banks of Tamiraparani river.
During the 18th and 19th centuries, the temple finds mention in several works like 108 Tirupathi Anthathi by Divya Kavi Pillai Perumal Aiyangar. The temple also forms a series of Navagraha temples where each of the nine planetary deities of one of the temples of Navatirupathi. The temple is associated with the planet Angaraka (Mars). It is the birthplace of Madhurakavi Alvar. Chandra, moon god, is believed to have been relieved off his curse by his prayers in this place.