sn.18.8 Saṁyutta Nikāya (Linked Discourses)
Craving
At Sāvatthī.“What do you think, Rāhula?
Is craving for sights permanent or impermanent?”
“Impermanent, sir.” …
“… craving for sounds …
craving for smells …
craving for tastes …
craving for touches …
Is craving for thoughts permanent or impermanent?”
“Impermanent, sir.” …
“Seeing this, a learned noble disciple grows disillusioned with craving for sights, sounds, smells, tastes, touches, and thoughts. …”