James 4:8

Draw nigh to God, and He wild draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double-minded.

Matthew 12:33

Either make the tree good and its fruit good, or make the tree worthless and its fruit worthless; for from the fruit the tree is known.

Matthew 15:19-20

For out of the heart come forth evil thoughts, murders, adulteries, fornications, thefts, false-witnessings, blasphemies:

Matthew 23:26-27

Blind Pharisees! cleanse first the inside of the cup and of the dish, that its outside also may become clean.

Luke 11:39

But the Lord said to him, "Now ye, the Pharisees, cleanse the outside of the cup and the dish; but your inward part is full of extortion and wickedness.

Acts 8:22

Repent, therefore, of this your wickedness, and entreat the Lord, if, perhaps, the thought of your heart may be forgiven you;

Romans 1:21

because, having known God, they did not glorify Him as God, nor did they give thanks; but they became vain in their reasonings, and their senseless heart was darkened.

1 Corinthians 3:20

And again, "The Lord knoweth the reasonings of the wise, that they are vain."

Treasury of Scripture Knowledge

Summary

O Jerusalem, wash thine heart from wickedness, that thou mayest be saved. How long shall thy vain thoughts lodge within thee?

Bible References

Wash

Matthew 12:33
Either make the tree good and its fruit good, or make the tree worthless and its fruit worthless; for from the fruit the tree is known.
Matthew 15:19
For out of the heart come forth evil thoughts, murders, adulteries, fornications, thefts, false-witnessings, blasphemies:
Matthew 23:26
Blind Pharisees! cleanse first the inside of the cup and of the dish, that its outside also may become clean.
Luke 11:39
But the Lord said to him, "Now ye, the Pharisees, cleanse the outside of the cup and the dish; but your inward part is full of extortion and wickedness.
James 4:8
Draw nigh to God, and He wild draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double-minded.