Read the whole article at https://mbird.com/bible/pious-imposters/

owards the end of the Sermon on the Mount, Jesus issues a warning against the false prophets who will eventually infiltrate his newly-established community. They will be devious, he says, but with proper diligence they can be detected: “You will recognize them by their fruits. Are grapes gathered from thornbushes, or figs from thistles? So, every healthy tree bears good fruit, but the diseased tree bears bad fruit” (Mt 7:16-17). Whatever their impressive abilities and accomplishments, these would-be prophets will ultimately reveal themselves (one way or another) to be dangerous frauds…………………………..