དེ་ནི་རྟེན་ཅིང་འབྲེལ་པར་འབྱུང་བའི་ཡན་ལག་བཅུ་གཉིས་པ་ལུགས་དང་འཐུན་པ་དང་། ལུགས་དང་མི་འཐུན་པ་ཞེས་བྱའོ། །
“If you ask what are the ‘four applications of mindfulness,’ they comprise (1) the application of mindfulness which, with regard to the physical body, observes the physical body; (2) the application of mindfulness which, with regard to feelings, observes feelings; (3) the application of mindfulness which, with regard to the mind, observes the mind; and (4) the application of mindfulness which, with regard to phenomena, observes phenomena.
Mindfulness, Observation, Emptiness