Each tree is recognized by its own fruit. People do not pick figs from thornbushes, or grapes from briers.
“Make a tree good and its fruit will be good, or make a tree bad and its fruit will be bad, for a tree is recognized by its fruit.
By their fruit you will recognize them. Do people pick grapes from thornbushes, or figs from thistles?
Thus, by their fruit you will recognize them.
My brothers and sisters, can a fig tree bear olives, or a grapevine bear figs? Neither can a salt spring produce fresh water.
These people are blemishes at your love feasts, eating with you without the slightest qualm—shepherds who feed only themselves. They are clouds without rain, blown along by the wind; autumn trees, without fruit and uprooted—twice dead.