'phro 'du'i kho na nyid

འཕྲོ་འདུའི་ཁོ་ན་ཉིད
thatness of emanation and absorption. One of sngags kyi yan lag lnga [RY]

thatness of emanation and absorption. The five aspects of Mantra: The thatness of deity is the relative bodhichitta. The thatness of self is the body mandala. The thatness of guhya-mantra is the placement of the seed-syllable and the mantra-chain in the center of the heart. The thatness of recitation is the repetition of the root mantra, essence mantra and quintessence mantra. The thatness of emanation and absorption is the emanating and reabsorbing of light rays from the seed-syllable. [RY]