Hatha yoga reverser, or to make breath flow into the center channel which forces bindu up. However, in later hatha yoga, the Kaula visualization of Kuṇḍalini rising through a system of chakras is overlaid onto the earlier bindu-oriented system. The aim was to access amṛta (the nectar of immortality) situated in the head, which subsequently floods the body. This goal is in contradiction with the early hatha yoga goal of preserving bindu. The "Hatha yoga pradipika" text dedicates almost a third of its verses to meditation. Similarly, other major texts of Hatha yoga such as "Shiva samhita" and "Gheranda samhita" discuss meditation.
Jnana "Gian" refers to spiritual knowledge. It is mentioned throughout the Guru Granth Sahib. Jnana In Indian philosophy and religion, jñāna (Sanskrit, pronounced gya:nə) (Pali: "ñāṇa") or gyan/gian (Hindi: "jñān") is "knowledge". The idea of jnana centers on a cognitive event which is recognized when experienced. It is knowledge inseparable from the total experience of reality, especially a total or divine reality (Brahman). The root jñā- is cognate to English "know", as well as to the Greek γνώ- (as in γνῶσις "gnosis") and Russian "знание". Its antonym is "ajñāna" "ignorance". In Tibetan Buddhism, it refers to pure awareness that is free