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kāya-rūpa-saṃyamāt-tat-grāhya-śakti-stambhe cakṣuḥ prakāśa-asaṃprayoge-antar-dhānam

From complete restraint on form of body dissappearance; that suspension of the power of what is to be grasped is disengagement of the eye and light

kāya - the body

rūpa - any outward appearance or phenomenon or colour; form, shape, figure; aggregate

saṃyama - complete restraint

tat - that, this

grāhya - that which is grasped

śakti - power, energy; ability, capability; strength; might, effort;

stambha - suspension

cakṣus - sense of seeing; eye

prakāśa - brightness

asaṃprayoga - disengagement

antardhāna - disappearance