๑. อุปายสูตร

Sāvatthiyaṃ . tatra kho .pe. Etadavoca upāyo bhikkhave avimutto anupāyo vimutto . rūpūpāyaṃ vā bhikkhave viññāṇaṃ tiṭṭhamānaṃ tiṭṭheyya rūpārammaṇaṃ rūpappatiṭṭhaṃ nandūpasevanaṃ vuḍḍhiṃ virūḷhiṃ vepullaṃ āpajjeyya .pe. saṅkhārūpāyaṃ vā bhikkhave viññāṇaṃ tiṭṭhamānaṃ tiṭṭheyya saṅkhārārammaṇaṃ saṅkhārappatiṭṭhaṃ nandūpasevanaṃ vuḍḍhiṃ virūḷhiṃ vepullaṃ āpajjeyya. {105.1} Yo bhikkhave evaṃ vadeyya ahaṃ aññatra rūpā aññatra vedanāya aññatra saññāya aññatra saṅkhārehi viññāṇassa āgatiṃ vā gatiṃ vā cutiṃ vā upapattiṃ vā vuḍḍhiṃ vā virūḷhiṃ vā vepullaṃ vā paññapessāmīti netaṃ ṭhānaṃ vijjati . rūpadhātuyā ce bhikkhave bhikkhuno . vedanādhātuyā ce bhikkhave bhikkhuno . saññādhātuyā ce bhikkhave bhikkhuno . saṅkhāradhātuyā ce bhikkhave bhikkhuno . Viññāṇadhātuyā ce bhikkhave bhikkhuno rāgo pahīno hoti rāgassa pahānā vocchijjatārammaṇaṃ patiṭṭhā viññāṇassa na hoti tadappatiṭṭhitaṃ viññāṇaṃ avirūḷhaṃ anabhisaṅkhacca vimuttaṃ vimuttattā ṭhitaṃ ṭhitattā santusitaṃ santusitattā na paritassati aparitassaṃ paccattaññeva parinibbāyati . khīṇā jāti vusitaṃ brahmacariyaṃ kataṃ karaṇīyaṃ nāparaṃ itthattāyāti pajānātīti.