Tăng Chi Bộ Kinh (Anguttara Nikaya) 2:7
SUJATOTatra, bhikkhave, ko viseso ko adhippayāso kiṁ nānākaraṇaṁ sutavato ariyasāvakassa assutavatā puthujjanenā”ti?
What, then, is the difference between a learned noble disciple and an ordinary unlearned person?”