Hatha yoga In all three texts, meditation is the ultimate goal of all the preparatory cleansing, asanas, pranayama and other steps. The aim of this meditation is to realize "Nada-Brahman", or the complete absorption and union with the Brahman through inner mystic sound. According to Guy Beck – a professor of Religious Studies known for his studies on Yoga and music, a Hatha yogi in this stage of practice seeks "inner union of physical opposites", into an inner state of samadhi that is described by Hatha yoga texts in terms of divine sounds, and as a union with "Nada-Brahman" in musical literature
Aranyaka however, neither are homogeneous in content nor in structure. "Aranyakas" are sometimes identified as "karma-kanda" (कर्मकाण्ड) / (कांड), ritualistic action/sacrifice section), while the Upanishads are identified as "jnana-kanda" (ज्ञानकाण्ड /कांड) knowledge/spirituality section). In an alternate classification, the early part of Vedas are called Samhitas and the ritualistic commentary on the mantras and rituals are called the Brahmanas which together are identified as the ceremonial "karma-kanda", while "Aranyakas" and "Upanishads" are referred to as the "jnana-kanda". In the immense volume of ancient Indian Vedic literature, there is no absolute universally true distinction between "Aranyakas" and "Brahmanas". Similarly, there is no absolute