Matthew 7:15

Verse 15. False prophets. The word prophet originally means, one who foretells future events. As prophets, however, were commonly regarded as public instructors on the subject of religion, the word came to denote all who were religious teachers. In this sense it is probably used here. A false prophet is a teacher of incorrect doctrine, or one falsely and unjustly laying claims to Divine inspiration. It probably had reference to the false teachers then among the Jews. Which come to you in sheeps clothing. The sheep is an emblem of innocence, sincerity, and harmlessness. To come in sheep's clothing, is to assume the appearance of sanctity, and innocence, when the heart is evil.