Digha Nikaya 2:60
SUJATOEvampi kho, bhikkhave, bhikkhu kāye kāyānupassī viharati.
That too is how a mendicant meditates by observing an aspect of the body.
Evampi kho, bhikkhave, bhikkhu kāye kāyānupassī viharati.
That too is how a mendicant meditates by observing an aspect of the body.