Nakulapitusutta

sn22.1:16.1 They don’t regard perception as self, self as having perception, perception in self, or self in perception.

sn22.1:16.2 They’re not obsessed with the thought: ‘I am perception, perception is mine!’

sn22.1:16.3 So when that perception of theirs decays and perishes,

sn22.1:16.4 it doesn’t give rise to sorrow, lamentation, pain, sadness, and distress.