Dukkhasamudayasutta
“Dukkhassa, bhikkhave, samudayañca atthaṅgamañca desessāmi. Taṁ suṇātha. Katamo ca, bhikkhave, dukkhassa samudayo? Cakkhuñca paṭicca rūpe ca uppajjati cakkhuviññāṇaṁ. Tiṇṇaṁ saṅgati phasso. Phassapaccayā vedanā; vedanāpaccayā taṇhā. Ayaṁ dukkhassa samudayo …pe… jivhañca paṭicca rase ca uppajjati jivhāviññāṇaṁ. Tiṇṇaṁ saṅgati phasso. Phassapaccayā vedanā; vedanāpaccayā taṇhā. Ayaṁ dukkhassa samudayo …pe… manañca paṭicca dhamme ca uppajjati manoviññāṇaṁ. Tiṇṇaṁ saṅgati phasso. Phassapaccayā vedanā; vedanāpaccayā taṇhā. Ayaṁ kho, bhikkhave, dukkhassa samudayo.
The Origin of Suffering
“Mendicants, I will teach you the origin and disappearance of suffering. Listen … And what, mendicants, is the origin of suffering? Eye consciousness arises dependent on the eye and sights. The meeting of the three is contact. Contact is a requirement for feeling. Feeling is a requirement for craving. This is the origin of suffering … Mind consciousness arises dependent on the mind and ideas. The meeting of the three is contact. Contact is a requirement for feeling. Feeling is a requirement for craving. This is the origin of suffering.