๑. นันทนสูตร
TIPITAKA Volume 15 : PALI ROMAN Sutta Pitaka Vol 7 : Sutta. Saṃ. Sa. Nandanavaggo dutiyo --------- paṭhamaṃ nandanasuttaṃ
[23] 1- Ekaṃ samayaṃ bhagavā sāvatthiyaṃ viharati jetavane anāthapiṇḍikassa ārāme . tatra kho bhagavā bhikkhū āmantesi bhikkhavoti. Bhadanteti te bhikkhū bhagavato paccassosuṃ.