Dutiyasaññāsutta
“Pañcimā, bhikkhave, saññā bhāvitā bahulīkatā mahapphalā honti mahānisaṁsā amatogadhā amatapariyosānā. Katamā pañca? Aniccasaññā, anattasaññā, maraṇasaññā, āhāre paṭikūlasaññā, sabbaloke anabhiratasaññā— imā kho, bhikkhave, pañca saññā bhāvitā bahulīkatā mahapphalā honti mahānisaṁsā amatogadhā amatapariyosānā”ti.
Perceptions (2nd)
“Mendicants, these five perceptions, when developed and cultivated, are very fruitful and beneficial. They have freedom from death as their objective and culmination. What five? The perceptions of impermanence, not-self, death, repulsiveness of food, and dissatisfaction with the whole world. These five perceptions, when developed and cultivated, are very fruitful and beneficial. They have freedom from death as their objective and culmination.”