2. If we see this man casting out devils—But 'tis well, if in such a case, we would believe even what we saw with our eyes, if we did not give the lie to our own senses. He must be little acquainted with human nature, who does not immediately perceive, how extremely unready we should be, to believe that any man does cast out devils, who followeth not us, in all, or most of the senses above-recited. I had almost said, In any of them: seeing we may easily learn even from what passes in our own breasts, How unwilling men are, to allow any thing good in those, who do not in all things agree with themselves.
3. "But what is a sufficient, reasonable proof that a man does (in the sense above) cast out devils?" The answer is easy. Is there full proof, 1. That a person before us was a gross, open sinner? Secondly, That he is not so now; that he has broke off his sins, and lives a Christian life? And, thirdly, That his change was wrought by his hearing this man preach? If these three points be plain and undeniable, then you have sufficient, reasonable proof, such as you cannot resist without wilful sin, That this man casts out devils.
4. * Then forbid him not. Beware how you attempt to hinder him, either by your authority, or arguments, or persuasions. Do not in any wise strive to prevent his using all the power which God has given him. If you have authority with him, do not use that authority, to stop
