1. Aggi Sutta.-A number of monks go to the Paribbājakārāma at Sāvatthi, and have a courteous discussion with the Paribbājakas, who claim that their teaching is the same as the Buddha's. The monks are unable to refute their claim and seek the Buddha's advice. He tells them that the bojjhangas form the distinctive feature of the Dhamma and that the Paribbājakas, if questioned about them, would not be able to answer. S.v.112.
2. Aggi Sutta.-On the seven kinds of fires. A.iv.41.