"Watch out for false prophets.1 They come to you in sheep's clothing, but inwardly they are ferocious wolves.2
References for Matthew 7:15
By their fruit you will recognize them.3 Do people pick grapes from thornbushes, or figs from thistles?4
References for Matthew 7:16
Likewise every good tree bears good fruit, but a bad tree bears bad fruit.
A good tree cannot bear bad fruit, and a bad tree cannot bear good fruit.5
References for Matthew 7:18
Every tree that does not bear good fruit is cut down and thrown into the fire.6
References for Matthew 7:19
Thus, by their fruit you will recognize them.