อังคสูตร ที่ ๒
TIPITAKA Volume 19 : PALI ROMAN Sutta Pitaka Vol 11 : Sutta. Saṃ. Ma.
[520] Bāhiraṃ bhikkhave aṅganti karitvā nāññaṃ ekaṅgampi samanupassāmi sattannaṃ bojjhaṅgānaṃ uppādāya yathayidaṃ bhikkhave kalyāṇamittatā . kalyāṇamittassetaṃ bhikkhave bhikkhuno pāṭikaṅkhaṃ satta bojjhaṅge bhāvessati satta bojjhaṅge bahulīkarissati.