Hatha yoga but it is the mainstay of Hatha yoga. Mudras and certain kundalini-related ideas are included in Hatha yoga, but not mentioned in the Yoga Sutras of Patanjali. Patanjali yoga considers "asanas" important but dwells less on various "asanas" than the Hatha yoga texts. In contrast, the Hatha yoga texts consider meditation as important but dwell less on meditation methodology than Patanjali yoga. The Hatha yoga texts acknowledge and refer to Patanjali yoga, attesting to the latter's antiquity. However, this acknowledgment is essentially only in passing, as they offer no serious commentary or exposition of Patanjali's system. This suggests that Hatha
Vedas and "Know your Ātman" their thematic focus. The Upanishads are the foundation of Hindu philosophical thought and its diverse traditions. Of the Vedic corpus, they alone are widely known, and the central ideas of the Upanishads have influenced the diverse traditions of Hinduism. "Aranyakas" are sometimes identified as "karma-kanda" (ritualistic section), while the Upanishads are identified as "jnana-kanda" (spirituality section). In an alternate classification, the early part of Vedas are called Samhitas and the commentary are called the Brahmanas which together are identified as the ceremonial "karma-kanda", while "Aranyakas" and "Upanishads" are referred to as the "jnana-kanda". The Vedangas developed