Saṃyutta Nikāya - The Connected Discourses
Connected Discourses on the Factors of Enlightenment: SN46:21 To Enlightenment
1 Atha kho aññataro bhikkhu yena bhagavā tenupasankami … pe … ekamantaṃ nisinno kho so bhikkhu bhagavantaṃ etadavoca:
2 "‘Bojjhangā, bojjhangā’ti, bhante, vuccanti. Kittāvatā nu kho, bhante, ‘bojjhangā’ti vuccantī"ti? "‘Bodhāya saṃvattantī’ti kho, bhikkhu, tasmā bojjhangāti vuccanti. Idha, bhikkhu, satisambojjhangaṃ bhāveti vivekanissitaṃ … pe … upekkhāsambojjhangaṃ bhāveti vivekanissitaṃ virāganissitaṃ nirodhanissitaṃ vossaggapariṇāmiṃ. ‘Bodhāya saṃvattantī’ti kho, bhikkhu, tasmā ‘bojjhangā’ti vuccantī"ti.
Paṭhamaṃ.