Agni Yoga disciplines which originated in ancient India. The term "Yoga" has been applied to a variety of practices and methods. In Hinduism these include Jnana Yoga, Bhakti Yoga, Karma Yoga, Laya Yoga and Hatha Yoga. The term "Rāja yoga" originally referred to the ultimate goal of yoga, which is Samadhi (Sanskrit: , ), but was popularised by Swami Vivekananda as the common name for "Ashtanga Yoga". In the Ashtanga Yoga tradition, "Samadhi" is the eighth and final limb identified in the Yoga Sutras of Patanjali. "Aum" or "Oṃ" (Devanagari: ), , is a sacred sound and a spiritual symbol in Hinduism,
Karma in the current life, as well as the nature and quality of future lives - one's "saṃsāra". "Karma" is the executed "deed", "work", "action", or "act", and it is also the "object", the "intent". Wilhelm Halbfass explains karma (karman) by contrasting it with another Sanskrit word "kriya". The word "kriya" is the activity along with the steps and effort in action, while "karma" is (1) the executed action as a consequence of that activity, as well as (2) the intention of the actor behind an executed action or a planned action (described by some scholars as metaphysical residue left in