Kriya is The Upanishad and Upanishad is The Kriya.

'Mool Kriya' is one of most fundamental, nomenclative and supernatural subject of devotional yogic science. True seekers are often confused with the inherent complications of this intangible and esoteric oriental science.

A profound sage and householder mystic of Ancient Kriya Yoga Mission(A Divine Enterprise Empowered by The Third Eye)(A Monastery of Realized Sages) has regained the Mool Kriya: Ancient Guhya Kaali Padarth Vidya' with his intense devotion to Yoga and arduous practice of esoteric Pranayama (The Art and Science of Breathing).

This book is an outcome of inner revelations of mystical meanings and paranormal experiences cum perceptions of Niralambopanishad'. Penning down itself was full of eternal vibrations which resembled as if being dictated by a Siddha. This journey was full of inexplicable ecstasy and joy, laced with complete surrendering to witnessing the paranormal splendor of Khechari. It depicts transcendental qualities and attributes of this state in its totality.

This body is just an instrument of meditation and the individual is nothing, the individual have nothing.

A Sadhak passes through infinite number of states during his Sadhana. Period of stay in any state varies depending on the peculiarities of that state as well the predicament of the Sadhak. Sadhak realizes, when time is ripe for him, that the particular Shabda is eternal, ever present, everywhere, perceptible to one only when one is ready during his course of Sadhana, including listening to these being chanted/sung by Siddhas, all the time, beyond the time.

This book is dedicated to all Sadhakas.