Rāja Yoga ("royal yoga ","royal union ", also known as Classical Yoga) is concerned principally with the cultivation of the mind using meditation ("dhyana") to further one's acquaintance with reality and finally achieve liberation.
Rāja Yoga ("royal yoga ","royal union ", also known as Classical Yoga) was first described in the Yoga Sutras of Patanjali, and is part of the Samkhya tradition. Raja yoga is concerned principally with the cultivation of the mind using meditation ("dhyana") to further one's acquaintance with reality and finally achieve liberation.