sn.25.3 Saṁyutta Nikāya (Linked Discourses)
Consciousness
At Sāvatthī.“Mendicants, eye consciousness is impermanent, decaying, and perishing.
Ear consciousness,
nose consciousness,
tongue consciousness,
body consciousness,
and mind consciousness are impermanent, decaying, and perishing.
Someone who has faith and confidence in these principles is called a follower by faith. …”