SN.29.9. Tatiyasutasuttaṃ
350. Sāvatthinidānaṃ. Ekamantaṃ nisinno kho so bhikkhu bhagavantaṃ etadavoca – “ko nu kho, bhante, hetu, ko paccayo, yena midhekacco kāyassa bhedā paraṃ maraṇā saṃsedajānaṃ nāgānaṃ sahabyataṃ upapajjatī”ti? …Pe… ayaṃ kho, bhikkhu, hetu, ayaṃ paccayo, yena midhekacco kāyassa bhedā paraṃ maraṇā saṃsedajānaṃ nāgānaṃ sahabyataṃ upapajjatīti. Navamaṃ.