맛지마 니카야 3:82
SUJATOkāye kāyānupassī, bhikkhave, tasmiṁ samaye bhikkhu viharati ātāpī sampajāno satimā vineyya loke abhijjhādomanassaṁ.
at that time they’re meditating by observing an aspect of the body—keen, aware, and mindful, rid of covetousness and displeasure for the world.