Matthew 7:16-18

You must recognize them by their fruits. People do not pick grapes from thornbushes or figs from thistles, do they?

Matthew 7:20

So you must recognize them by their fruits.

Matthew 12:33-34

"You must either make the tree healthy and its fruits healthy or make the tree sickly and its fruits sickly, for a tree is judged by its fruit.

Matthew 15:19

For out of the heart come evil thoughts, murder, adultery, immorality, stealing, false witnessing, irreverent speech.

Treasury of Scripture Knowledge

Summary

As saith the proverb of the ancients, Wickedness proceedeth from the wicked: but mine hand shall not be upon thee.

General references

Bible References

Wickedness

Matthew 7:16
You must recognize them by their fruits. People do not pick grapes from thornbushes or figs from thistles, do they?
Matthew 12:33
"You must either make the tree healthy and its fruits healthy or make the tree sickly and its fruits sickly, for a tree is judged by its fruit.
Matthew 15:19
For out of the heart come evil thoughts, murder, adultery, immorality, stealing, false witnessing, irreverent speech.

General references

Matthew 15:18
But the things that come out of the mouth come from the heart, and they make the man foul.