TIPITAKA Volume 16 : PALI ROMAN Sutta Pitaka Vol 8 : Sutta. Saṃ. Ni.

[126] Sāvatthiyaṃ viharati ... sattasattari vo bhikkhave ñāṇavatthūni desessāmi taṃ suṇātha sādhukaṃ manasikarotha bhāsissāmīti. Evaṃ bhanteti kho te bhikkhū bhagavato paccassosuṃ.