Saṃyutta Nikāya 46
4. Nīvaraṇavagga
36. Buddhisutta
“Sattime, bhikkhave, bojjhaṅgā bhāvitā bahulīkatā buddhiyā aparihānāya saṃvattanti. Katame satta? Satisambojjhaṅgo … pe … upekkhāsambojjhaṅgo. Ime kho, bhikkhave, satta bojjhaṅgā bhāvitā bahulīkatā buddhiyā aparihānāya saṃvattantī”ti.
Sattamaṃ.