Preached at Icchānankala when Ambattha-mānava visited the Buddha (D.3).
Reference is made to the Commentary on this sutta where a detailed explanation is given of the term cārikā (AA.i.407).
It is regarded, together with the Sonadanda (D.4) and Kūtadanta Suttas (D.5), as one of the chief discussions which the Buddha had with his opponents (MA.ii.697).
The eight kinds of vijjā are detailed therein. Sp.i.116; ii.495.