sn48.40:4.1 Idha pana, bhikkhave, bhikkhuno appamattassa ātāpino pahitattassa viharato uppajjati somanassindriyaṁ.
sn48.40:4.2 So evaṁ pajānāti:
sn48.40:4.3 ‘uppannaṁ kho me idaṁ somanassindriyaṁ, tañca kho sanimittaṁ sanidānaṁ sasaṅkhāraṁ sappaccayaṁ.
sn48.40:4.4 tañca animittaṁ anidānaṁ asaṅkhāraṁ appaccayaṁ somanassindriyaṁ uppajjissatī’ti—netaṁ ṭhānaṁ vijjati.
sn48.40:4.5 So somanassindriyañca pajānāti, somanassindriyasamudayañca pajānāti, somanassindriyanirodhañca pajānāti, yattha cuppannaṁ somanassindriyaṁ aparisesaṁ nirujjhati tañca pajānāti.
sn48.40:4.6 Kattha cuppannaṁ somanassindriyaṁ aparisesaṁ nirujjhati?
sn48.40:4.7 Idha, bhikkhave, bhikkhu sukhassa ca pahānā dukkhassa ca pahānā pubbeva somanassadomanassānaṁ atthaṅgamā adukkhamasukhaṁ upekkhāsatipārisuddhiṁ catutthaṁ jhānaṁ upasampajja viharati,
sn48.40:4.8 ettha cuppannaṁ somanassindriyaṁ aparisesaṁ nirujjhati.
sn48.40:4.9 Ayaṁ vuccati, bhikkhave, ‘bhikkhu aññāsi somanassindriyassa nirodhaṁ, tadatthāya cittaṁ upasaṁharati’.