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 This effect may be material, moral or emotional — that is, one's karma affects one's happiness and unhappiness. The effect of karma need not be immediate; the effect of karma can be later in one's current life, and in some schools it extends to future lives. The consequence or effects of one's karma can be described in two forms: "phalas" and "samskaras". A "phala" (literally, fruit or result) is the visible or invisible effect that is typically immediate or within the current life. In contrast, "samskaras" are invisible effects, produced inside the actor because of the karma, transforming the agent