Mahāpaññāsutta

“Cattārome, bhikkhave, dhammā bhāvitā bahulīkatā mahāpaññatāya saṁvattanti. Katame cattāro? Sappurisasaṁsevo, saddhammassavanaṁ, yonisomanasikāro, dhammānudhammappaṭipatti— ime kho, bhikkhave, cattāro dhammā bhāvitā bahulīkatā mahāpaññatāya saṁvattantī”ti. Paṭhamaṁ.

“Mendicants, when four things are developed and cultivated they lead to great wisdom. What four? Associating with true persons, listening to the true teaching, rational application of mind, and practicing in line with the teaching. When these four things are developed and cultivated they lead to great wisdom.”