The Kularnava Tantra of Lord Shiva - Audio Presentation With Detailed Commentary By Sadguru Kedarji! The Kularnava Tantra is perhaps the foremost Tantra (sacred text) of Shaivism – the instruction of Lord Shiva that The Art of Inner Transformation is based on. It is constantly cited as an authority in Tantric literature. It is worthy of close study by those who want to better understand the tenets, instruction and practices of Shiva, the Guru of the Siddhas, and the tradition of our approach. Available Now as set of MP3 Downloads, with accompanying, translated text.