Matthew 7:16
You shall know them by their fruits. Do the people gather the grape-bunches from thorns, or figs from thistles?
Matthew 12:33
Either make the tree good, and its fruit good; or make the tree corrupt, and its fruit corrupt: for the tree is known by the fruit.
James 3:12
My brethren, whether is the fig-tree able to produce olives, or the vine figs? Neither is the bitter fountain able to produce sweet water.
Matthew 7:20
Therefore you shall know them perfectly by their fruits.
Luke 6:43-45
For there is no beautiful tree producing corrupt fruit, nor corrupt tree producing beautiful fruit.
2 Peter 2:10-18
and especially those going after the flesh in the lust of pollution, and despising lordship. Audacious darers, blaspheming, they do not tremble at glories;
Jude 1:10-19
But these blaspheme so many things as they know not: and so many things as they understand naturally, like irrational animals, in these they are corrupted.