Hatha yoga are two forms of hatha yoga: one practiced by Yajñavalkya consisting of the eight limbs of ashtanga yoga and another practiced by Kapila consisting of eight mudras. Currently, the oldest dated text to describe hatha yoga, the 11th century CE "Amṛtasiddhi", comes from a tantric Buddhist milieu. The oldest texts to use the actual verbiage of "hatha" are also Vajrayana Buddhist. In the 20th century, hatha yoga, particularly asanas (the physical postures), became popular throughout the world as a form of physical exercise, and is now colloquially termed simply as "yoga." According to the Indologist James Mallinson, some Hatha Yoga
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