Mahadukkhakkhandhasutta 31.2

31.2

Ye ca kho keci, bhikkhave, samaṇā vā brāhmaṇā vā evaṃ rūpānaṃ assādañca assādato ādīnavañca ādīnavato nissaraṇañca nissaraṇato yathābhūtaṃ pajānanti te vata sāmaṃ vā rūpe parijānissanti paraṃ vā tathattāya samādapessanti yathā paṭipanno rūpe parijānissatīti—ṭhānametaṃ vijjati.

There are ascetics and brahmins who do truly understand forms’ gratification, drawback, and escape in this way for what they are. It is possible for them to completely understand forms themselves, or to instruct another so that, practicing accordingly, they will completely understand forms.