The life of Tirunilakanta Nayanar is described in the Tamil Periya Puranam by Sekkizhar (12th century), which is a hagiography of the 63 Nayanars [REF].
Tirunilakanta Nayanar belonged to Chidambaram, famous for its Thillai Nataraja Temple dedicated to the god Shiva, patron of Shaivism.