SN 36.9
PTS: S iv 214
CDB ii 1269
Anicca Sutta: Impermanent
translated from the Pali by
Nyanaponika Thera

"The three kinds of feelings, O monks, are impermanent, compounded, dependently arisen, liable to destruction, to evanescence, to fading away, to cessation — namely, pleasant feeling, painful feeling, and neutral feeling."