Matthew 3:10
And already the axe is lying at the roots of the trees. Any tree, therefore, that does not bear good fruit is cut down and cast into the fire.
Matthew 7:15-20
"Beware of the false prophets who come to you in sheep's clothing, but within they are ravening wolves.
Matthew 21:19
and when he saw a solitary fig tree beside the road, he went to it, but found nothing on it but leaves. And he said to it, "Let no man gather fruit from you forever." And at once the fig tree withered away.
Luke 13:7-9
So he said to the gardener. "'See, for years I have come looking for fruit on this tree, and found none. Cut it down. Why should it actually cumber the ground?'
John 15:2-8
"He cuts back any of my branches that bear no fruit, and prunes every fruit-bearing branch, that it may bear more.