๑. นขสิขสูตร
TIPITAKA Volume 16 : PALI ROMAN Sutta Pitaka Vol 8 : Sutta. Saṃ. Ni. Abhisamayavaggo dasamo
[311] Evamme sutaṃ ekaṃ samayaṃ bhagavā sāvatthiyaṃ viharati jetavane anāthapiṇḍikassa ārāme . atha kho bhagavā parittaṃ nakhasikhāya paṃsuṃ āropetvā bhikkhū āmantesi taṃ kiṃ maññatha bhikkhave katamaṃ nu kho bahutaraṃ yo cāyaṃ 1- mayā paritto nakhasikhāya paṃsu āropito ayaṃ ca 2- mahāpaṭhavīti . etadeva bhante bahutaraṃ yadidaṃ mahāpaṭhavī appamattako bhagavatā paritto nakhasikhāya paṃsu āropito neva satimaṃ kalaṃ upeti na sahassimaṃ kalaṃ upeti na satasahassimaṃ kalaṃ upeti mahāpaṭhaviṃ upanidhāya bhagavatā paritto nakhasikhāya paṃsu āropitoti.