Katamañca, bhikkhave, sukhindriyaṁ? Yaṁ kho, bhikkhave, kāyikaṁ sukhaṁ, kāyikaṁ sātaṁ, kāyasamphassajaṁ sukhaṁ sātaṁ vedayitaṁ— idaṁ vuccati, bhikkhave, sukhindriyaṁ. Katamañca, bhikkhave, dukkhindriyaṁ? Yaṁ kho, bhikkhave, kāyikaṁ dukkhaṁ, kāyikaṁ asātaṁ, kāyasamphassajaṁ dukkhaṁ asātaṁ vedayitaṁ— idaṁ vuccati, bhikkhave, dukkhindriyaṁ. Katamañca, bhikkhave, somanassindriyaṁ? Yaṁ kho, bhikkhave, cetasikaṁ sukhaṁ, cetasikaṁ sātaṁ, manosamphassajaṁ sukhaṁ sātaṁ vedayitaṁ— idaṁ vuccati, bhikkhave, somanassindriyaṁ. Katamañca, bhikkhave, domanassindriyaṁ? Yaṁ kho, bhikkhave, cetasikaṁ dukkhaṁ, cetasikaṁ asātaṁ, manosamphassajaṁ dukkhaṁ asātaṁ vedayitaṁ— idaṁ vuccati, bhikkhave, domanassindriyaṁ. Katamañca, bhikkhave, upekkhindriyaṁ? Yaṁ kho, bhikkhave, kāyikaṁ vā cetasikaṁ vā neva sātaṁ nāsātaṁ vedayitaṁ— idaṁ vuccati, bhikkhave, upekkhindriyaṁ.