मज्झिम निकाय 3:84
SUJATOTasmātiha, bhikkhave, kāye kāyānupassī tasmiṁ samaye bhikkhu viharati ātāpī sampajāno satimā vineyya loke abhijjhādomanassaṁ.
That’s why at that time a mendicant is meditating by observing an aspect of the body—keen, aware, and mindful, rid of covetousness and displeasure for the world.