The Shabar Sadhana has to be Mastered by chanting this Mantra 10,000 times using a Rudraksha Bead Mala for keeping track of the number of Mantra Chants.
After gaining Siddhi, for the actual experiment of putting the hand in a fire, the practitioner has to take some mud in his hand and chant this Mantra 108 times to infuse it with the Mantra. Then, he has to rub, the Mantra infused mud on his hand, before putting the hand into fire.
अग्नि भायो, अगिनी भायो | सेतवान रामेश्वर भायो | कालि धार यामो | वीरं कां थामो | वार हनुमान का थामो | दोहाई विष्णु की दोहाई ब्रह्मा की |
Agni Bhayo, Aagini Bhayo | Setavaan Rameshwar Bhayo | Kali Dhar Thamo | Veeram Kaam Thamo | Vaar Hanuman Kaa Thamo | Dohai Vishnu Ki Dohai Brahma Ki |