Khīrarukkhopamasutta
“Yassa kassaci, bhikkhave, bhikkhussa vā bhikkhuniyā vā cakkhuviññeyyesu rūpesu yo rāgo so atthi, yo doso so atthi, yo moho so atthi, yo rāgo so appahīno, yo doso so appahīno, yo moho so appahīno tassa parittā cepi cakkhuviññeyyā rūpā cakkhussa āpāthaṁ āgacchanti pariyādiyantevassa cittaṁ; ko pana vādo adhimattānaṁ. Taṁ kissa hetu? Yo, bhikkhave, rāgo, so atthi, yo doso so atthi, yo moho so atthi, yo rāgo so appahīno, yo doso so appahīno, yo moho so appahīno …pe….
The Simile of the Latex-Producing Tree
“Mendicants, take any monk or nun who, when it comes to sights known by the eye, still has greed, hate, and delusion, and has not given them up. If even trivial sights come into their range of vision they overcome their mind, let alone those that are compelling. Why is that? Because they still have greed, hate, and delusion, and have not given them up.