I’ve met and learned this Bhuta Shuddhi Mantra as the names says during a Bhuta Shuddhi initiation at Isha Foundation. 

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Aum yogishwaraya Namaha
Aum Sadhguruve Namaha
Aum Bhuteshwaraya Namaha

Swaha, Swaha, Swaha
Aum Swaha Swaha

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