Hatha yoga the most influential texts of Hatha yoga. It was compiled by Svātmārāma in the 15th century CE from earlier hatha yoga texts. These earlier texts were of Vedanta or non-dual Shaiva orientation. From both, the "Hatha Yoga Pradīpika" borrowed the philosophy of non-duality (advaita). According to James Mallinson, this reliance on non-duality helped Hatha Yoga thrive in the medieval period as non-duality became the "dominant soteriological method in scholarly religious discourse in India". "Hatha Yoga Pradipika" lists 35 great yoga siddhas starting with Adi Natha (Hindu god Shiva) followed by Matsyendranath and Gorakshanath. It includes information about shatkarma (six acts
Bhagavad Gita that "when one sees the entire universe as pervaded by the single Universal Spirit [Krishna], one contemplates, marvels, and falls in love with its amazing glory. [...] Having experienced that Truth oneself, all doubts are dispelled. This is how the flower of devotion evolves into the fruit of knowledge." The "Gita" teaches several spiritual paths – jnana, bhakti and karma – to the divine. However, states Fowler, it "does not raise any of these to a status that excludes the others". The theme that unites these paths in the "Gita" is "inner renunciation" where one is unattached to personal rewards