Saṃyutta Nikāya 56
3. Koṭigāmavagga
27. Tathasutta
“Cattārimāni, bhikkhave, ariyasaccāni. Katamāni cattāri? Dukkhaṃ ariyasaccaṃ, dukkhasamudayaṃ ariyasaccaṃ, dukkhanirodhaṃ ariyasaccaṃ, dukkhanirodhagāminī paṭipadā ariyasaccaṃ— imāni kho, bhikkhave, cattāri ariyasaccāni tathāni avitathāni anaññathāni; tasmā ‘ariyasaccānī’ti vuccanti.
Tasmātiha, bhikkhave, ‘idaṃ dukkhan’ti yogo karaṇīyo … pe … ‘ayaṃ dukkhanirodhagāminī paṭipadā’ti yogo karaṇīyo”ti.
Sattamaṃ.