Thevaram is a collection of hymns by Tirunavukkarasar on lord shiva which is considered as one of the corner stones in Hindu literature in Tamil. Appar’s Tevaram hymns are grouped into three books, forming the fourth, fifth and sixth volumes of the Tirumurai, the Tamil poetic canon of Shaiva Siddhanta. The compilation of these books is generally ascribed to Nambiyandar Nambi (10th CE). Some of Appar's hymns set to various Panns, the melodic modes of Ancient Tamil music - the rest are set to T