τους φίλους λόγων τέχναιν επαίδευσας → Using 2 artifices, you educated (taught) those who love rhetoric.
mulctatio mulctationis N F :: imposition of fine
mulctātĭō, mieux multātĭō, ōnis, f., amende : Cic. Rab. perd. 16 ; Plin. 18, 11.