The Tipiṭaka in Three Languages

Viññāṇaaññāṇasutta

Suttapiṭaka · Saṁyuttanikāya · Khandhavaggasaṁyutta · Vol. 17 · Section 573

[573] Sāvatthī. "Vaccha, it is because of not understanding consciousness (viññāṇa) … because of not understanding the way of practice leading to the cessation of consciousness …"

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.

This passage also appears in 5 other places