๔. จูฬโคปาลสูตร
TIPITAKA Volume 12 : PALI ROMAN Sutta Pitaka Vol 4 : Sutta. Ma. Mū. Cūḷagopālasuttaṃ
[388] Evamme sutaṃ ekaṃ samayaṃ bhagavā vajjīsu viharati ukkavelāyaṃ gaṅgāya nadiyā tīre . tatra kho bhagavā bhikkhū āmantesi bhikkhavoti. Bhadanteti te bhikkhū bhagavato paccassosuṃ.