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Sant Kabir Sahab says:
O Seekers! Practice the Sound Yoga. From this Sound everything has become manifest. Pursue that Sound and grasp it.
Guru Nanak Dev Ji says:
The earth and sky were made by Shabd, Shabd has been the source of all light. The whole creation sprang from Shabd, O Nanak! Shabd is the very life of life.
We find that many of the saints and various sacred texts of India praise the Yoga of Divine Sound. The following are a few additional passages from the sacred texts and from the saint literature that elaborate on the Divine Sound and the Yoga of Sound:
Adi Shankaracharya praises the essential practice of the Yoga of Divine Sound when he says:
Oh Yoga of Sound I bow to you. You establish us in the Supreme Abode. Due to your blessings and grace my prana (breath) and mind merge in the highest abode of God (Vishnu).
It is said in the Nadavindu Upanishad:
Mind, like an elephant in rut, runs after the pleasures of the world. Nada (Sound) Yoga serves as the sharp prod to curb that wandering mind.
Dhyanvindu Upanishad describes the Supreme Soundless state:
Beyond the anahat sound (the unstruck mystical sound), the realm of soundlessness (the State of
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