If you want to understand the complete Shaiva tradition, this volume set is an invaluable resource. It contains Tamil poetry and devotional text written by Manikkavacakar. The books recount the story of his life, the significant philosophical concepts related to his poetic hymns, and his unwavering devotion to Lord Shiva. It is an excellent resource of Tamil literature too. The book also contains commentary which makes comprehension easily accessible. Order the 6 volume set on Giri UK.