རྟག་པར་པོག་སྤོས་དམ་པ་བསྲེགས་ནས་དུད་པ་རྒྱུན་མི་འཆད་པར་བགྱིའོ། །
They should maintain mindfulness of the previous essence mantra night and day, repeating it just loudly enough so that they themselves can hear it but others will be unaware of it.
Light, Reality, Assembly