Matthew 3:10
But even the axe already lieth at the root of the trees; therefore every tree that bringeth not forth good fruit, is hewn down and cast into the fire.
Matthew 7:15-20
But beware of false prophets, who come to you in sheeps clothing, but inwardly they are ravenous wolves.
Matthew 21:19
And seeing a fig-tree in the way, he came to it, and found nothing thereon but leaves only. And he saith to it, Let no fruit grow on thee hence-forward for ever.
Luke 13:7-9
A man had a fig-tree planted in his vineyard; and he came, seeking fruit thereon and found none. Then said he to the keeper of the vineyard, Behold three years I come seeking fruit of this fig tree, and find aone: cut it down: why doth it also cumber the ground?
John 15:2-8
and every one that beareth fruit, he purifieth it, that it may bear more fruit.