At Savatthī. “Bhikkhus, these eight things, purified, cleansed, flawless, free from corruptions, if unarisen do not arise apart from the Discipline of a Fortunate One. What eight? Right view … right concentration. These eight things….”
SN45.17: Dutiyaparisuddhasutta
Dutiyaparisuddhasutta: Purified (2) - translated by Bhikkhu Bodhi
Translated by Bhikkhu Bodhi. Source text via SuttaCentral.