Hatha Yoga Pradipika examining Buddhist tantric commentaries and medieval yoga texts that came before the "Hatha Yoga Pradīpikā", Birch found that the adverbial uses of the word suggests that it meant "force". Birch found that, "Rather than the metaphysical explanation of uniting the sun (ha) and moon (ṭha), it is more likely that the name haṭha yoga was inspired by the meaning 'force'." Hatha Yoga Pradipika The Hatha Yoga Pradīpikā ( or Light on Hatha Yoga) is a classic fifteenth-century Sanskrit manual on hatha yoga, written by "Svāmi" Svātmārāma, who connects the teaching's lineage to Matsyendranath of the Nathas. It is among the
Hinduism karma, cows and caste"; and Bhakti or devotional Hinduism, where intense emotions are elaborately incorporated in the pursuit of the spiritual. Michaels distinguishes three Hindu religions and four forms of Hindu religiosity. The three Hindu religions are "Brahmanic-Sanskritic Hinduism", "folk religions and tribal religions", and "founded religions. The four forms of Hindu religiosity are the classical "karma-marga", jnana-marga, bhakti-marga, and "heroism", which is rooted in militaristic traditions, such as Ramaism and parts of political Hinduism. This is also called virya-marga. According to Michaels, one out of nine Hindu belongs by birth to one or both of the Brahmanic-Sanskritic Hinduism and