9.1.4 Suññatasamādhisutta

“Katamo ca, bhikkhave, asaṅkhatagāmimaggo? Suññato samādhi, animitto samādhi, appaṇihito samādhi—  ayaṃ vuccati, bhikkhave, asaṅkhatagāmimaggo…pe… .

Catutthaṃ.