The Clementine Homilies 84Spies in the Enemy's Camp.

"Some of our people attend feignedly upon Simon as companions, as if they were persuaded by his most atheistic error, in order that they may learn his purpose and disclose it to us, so that we may be able to encounter this terrible man on favourable terms. And now I have learned from them what arguments he is going to employ in the discussion. And knowing this, I give thanks to God on the one hand, and I congratulate you on the other, on the postponement of the discussion; for you, being instructed by me before the discussion, of the arguments that are to be used by him for the destruction of the ignorant, will be able to listen without danger of falling.