four bodies of a Buddha

Five Aspects of Mantra (sngags kyi yan lag lnga) - :

• The thatness of deity (lha'i de kho na nyid) is the relative bodhichitta.
• The thatness of self (bdag gi kho na nyid) is the mandala of body.
• The thatness of guhyamantra (gsang sngags kyi kho na nyid) is the placement of the seed syllable and the mantra chain in the center of the heart.
• The thatness of recitation (bzlas brjod kyi kho na nyid) is the repetition of the root mantra, essence mantra and quintessence mantra.
• The thatness of emanation and absorption ('phro 'du'i kho na nyid) is the emanating and reabsorbing of light rays from the seed syllable [RY]