sn.33.5 Saṁyutta Nikāya (Linked Discourses)
Not Knowing Consciousness
At Sāvatthī.Then the wanderer Vacchagotta said to the Buddha:
“What is the cause, Master Gotama, what is the reason why these various misconceptions arise in the world? …”
“Vaccha, it is because of not knowing consciousness, its origin, its cessation, and the practice that leads to its cessation …”