ཨོཾ་སྭ་བྷཱ་ཝ་ཤུདྡྷཿསརྦ་དྷརྨ་སྭ་བྷཱ་ཝ་ཤུདྡྷོ་ཉཧཾ།
oṃ svabhāva śuddhāḥ sarvadharmāḥ svabhāva śuddho ‘haṃ ||
Longevity, Amitāyus, Sādhanas, Compendium of Sādhanas, Tibetan Masters, Jamyang Khyentse Wangpo, Thangtong Gyalpo