Saññāsutta

Suttapiṭaka · Saṁyuttanikāya · Khandhavaggasaṁyutta · Vol. 17 · Section 267

[267] Bhikkhus, just as, of whatever fragrances derived from roots there are, kāḷānusārī is declared the foremost; even so, bhikkhus, the perception of impermanence (aniccasaññā), when developed …

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.