for chakra vebrating in sahasrara OM HRIM NAMA SHIVA/ OM SHRI S A H A S R A R A OM OM divine power mantra HRIM purification mantra om nama shiva sardar jaimal singh
pliase see my guruji web adress www.ashram.org and www.kakaji.org/ olso impotent do meditation on sahasrara chakra bringing bhagavan in sahasrara trye mantra japa it is opening to shabad vebration HARI OM sardar jaimal singh