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 "bhakti" effort is assisted with "right knowledge" and dedication to one's "dharma". Theologian Catherine Cornille writes, "The text [of the "Gita"] offers a survey of the different possible disciplines for attaining liberation through knowledge ("Jnana"), action ("karma"), and loving devotion to God ("bhakti"), focusing on the latter as both the easiest and the highest path to salvation." According to M. R. Sampatkumaran, a "Bhagavad Gita" scholar, the "Gita" message is that mere knowledge of the scriptures cannot lead to final release, but "devotion, meditation, and worship" are essential." The "Gita" likely spawned a "powerful devotionalism" movement, states Fowler, because the