Digha Nikaya 14 (dn14:3.23.7)

desetha, bhikkhave, dhammaṁ ādikalyāṇaṁ majjhekalyāṇaṁ pariyosānakalyāṇaṁ sātthaṁ sabyañjanaṁ kevalaparipuṇṇaṁ parisuddhaṁ brahmacariyaṁ pakāsetha.