1.1PTS 5.412“Cattārome, bhikkhave, dhammā bhāvitā bahulīkatā mahāpaññatāya saṁvattanti.“Mendicants, when four things are developed and cultivated they lead to great wisdom.1.2Katame cattāro?What four?1.3Sappurisasaṁsevo, saddhammassavanaṁ, yonisomanasikāro, dhammānudhammappaṭipatti—Associating with true persons, listening to the true teaching, rational application of mind, and practicing in line with the teaching.1.4ime kho, bhikkhave, cattāro dhammā bhāvitā bahulīkatā mahāpaññatāya saṁvattantī”ti.When these four things are developed and cultivated they lead to great wisdom.”

1.5Paṭhamaṁ.