James 4:8
draw nigh unto God, and he draws nigh unto you. Purify your hands, ye sinners; and cleanse your hearts, ye double-minded.
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.
Matthew 15:19-20
For out of the heart proceed evil reasonings, murders, fornications, adulteries, thefts, false testimonies, blasphemies.
Matthew 23:26-27
Ye blind Pharisee, first purify the inside of the cup, in order that its outside may be clean.
Luke 11:39
And the Lord said to him, Now you Pharisees purify the outside of the cup and the plate, but the interior is full of extortion and wickedness.
Acts 8:22
Therefore repent of this thy wickedness, and pray the Lord, if perchance the thought of thy heart shall be forgiven thee;
Romans 1:21
because, knowing God, they did not glorify Him as God, neither were they thankful; but they became vain in their reasonings, and their foolish heart was darkened.
1 Corinthians 3:20
And again, The Lord knows the thoughts of the wise, that they are vain.