TIPITAKA Volume 30 : PALI ROMAN Sutta Pitaka Vol 22 : Sutta. Khu. Cūḷaniddeso Soḷasamāṇavakapañhānigamaniddeso 1-

[532] Idamavoca bhagavā magadhesu viharanto pāsāṇake cetiye paricārikasoḷasannaṃ 2- brāhmaṇānaṃ ajjhiṭṭho puṭṭho puṭṭho pañhaṃ byākāsi.