Jeremiah 4:14
O Jerusalem, wash your heart from wickedness, that you may be saved. How long shall your vain thoughts lodge within you?
James 4:8
Draw near to God, and he will draw near to you. Cleanse your hands, you sinners; and purify your hearts, you double-minded.
Proverbs 1:22
How long, you simple ones, will you love simplicity? and the scoffers delight in their scoffing, and fools hate knowledge?
Jeremiah 13:27
I have seen your adulteries, and your neighings, the lewdness of your harlotry, and your abominations on the hills in the fields. Woe unto you, O Jerusalem! will you not be made clean? when shall it be?
Psalm 66:18
If I regard iniquity in my heart, the Lord will not hear me:
Psalm 119:113
[Samek] I hate vain thoughts: but your law do I love.
Isaiah 1:16-19
Wash you, make yourself clean; put away the evil of your doings from before my eyes; cease to do evil;
Isaiah 55:7
Let the wicked forsake his way, and the unrighteous man his thoughts: and let him return unto the LORD, and he will have mercy upon him; and to our God, for he will abundantly pardon.
Ezekiel 18:31
Cast away from you all your transgressions, by which you have transgressed; and make you a new heart and a new spirit: for why will you die, O house of Israel?
Matthew 12:33
Either make the tree good, and its fruit good; or else make the tree corrupt, and its fruit corrupt: for the tree is known by its fruit.
Matthew 15:19-20
For out of the heart proceed evil thoughts, murders, adulteries, fornications, thefts, false witness, blasphemies:
Matthew 23:26-27
You blind Pharisee, cleanse first that which is within the cup and platter, that the outside of them may be clean also.
Luke 11:39
And the Lord said unto him, Now do you Pharisees make clean the outside of the cup and the platter; but your inward part is full of extortion and wickedness.
Acts 8:22
Repent therefore of this your wickedness, and pray God, if perhaps the thought of your heart may be forgiven you.
Romans 1:21
Because, when they knew God, they glorified him not as God, neither were thankful; but became vain in their imaginations, and their foolish hearts were darkened.
1 Corinthians 3:20
And again, The Lord knows the thoughts of the wise, that they are vain.