1"Bhikkhus, as to external factors, I do not see any other factor that is so helpful for the arising of the seven factors of enlightenment as this: good friendship. When a bhikkhu has a good friend, it is to be expected that he will develop and cultivate the seven factors of enlightenment." The rest as in §12.

1"Bāhiraṁ, bhikkhave, aṅganti karitvā nāññaṁ ekaṅgampi samanupassāmi sattannaṁ bojjhaṅgānaṁ uppādāya, yathayidaṁ – bhikkhave, kalyāṇamittatā. Kalyāṇamittassetaṁ, bhikkhave, bhikkhuno pāṭikaṅkhaṁ – satta bojjhaṅge bhāvessati, satta bojjhaṅge bahulīkarissati. Kathañca, bhikkhave, bhikkhu kalyāṇamitto satta bojjhaṅge bhāveti, satta bojjhaṅge bahulīkaroti? Idha, bhikkhave, bhikkhu satisambojjhaṅgaṁ bhāveti vivekanissitaṁ … pe … upekkhāsambojjhaṅgaṁ bhāveti vivekanissitaṁ virāganissitaṁ nirodhanissitaṁ vossaggapariṇāmiṁ. Evaṁ kho, bhikkhave, bhikkhu kalyāṇamitto satta bojjhaṅge bhāveti, satta bojjhaṅge bahulīkarotī"ti.

Dasamaṁ.
Cakkavattivaggo pañcamo.