བླ་མའི་གནས་གསུམ་འབྲུ་གསུམ་ལས༔
From the three syllables—oṃ āḥ hūṃ—at the three centres of the master
Prayers, Guru Rinpoche Prayers, Guru Padmasambhava, Le'u Dünma, Termas, Nyingma Mönlam, Tibetan Masters, Jamyang Khyentse Wangpo