།གཞོན་ནུ་འདི་དག་ནི་བྱང་ཆུབ་སེམས་དཔའ་རྣམས་ཀྱི་མདོ་སྡེ་བཞི་སྟེ།
What are the four kinds of sūtras? They are the inconceivably numerous sūtras concerning the composite, the inconceivably numerous sūtras concerning teaching the composite, the inconceivably numerous sūtras concerning the kleśas, and the inconceivably numerous sūtras concerning purification.
Perfection of wisdom, omniscience, emptiness