Matthew 23:26
Blind Pharisee! First cleanse the inside of the cup and of the dish, so that the outside of them may be clean also.
Isaiah 55:7
Let the wicked forsake his way, and the unrighteous man his thoughts; and let him return to Jehovah, and He will have mercy on him; and to our God, for He will abundantly pardon.
Jeremiah 4:14
O Jerusalem, cleanse your heart from evil so that you may be saved. How long shall your vain thoughts lodge within you?
Jeremiah 13:27
I have seen your adulteries, and your neighings, the wickedness of your fornication, and your abominations on the hills in the fields. Woe to you, O Jerusalem! Will you not be made clean? How long will it still be?
Ezekiel 18:31
Cast away from you all your sins by which you have sinned; 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.
Luke 6:45
A good man out of the good treasure of his heart brings forth the good. And an evil man out of the evil treasure of his heart brings forth the evil. For out of the abundance of the heart his mouth speaks.
2 Corinthians 7:1
Then having these promises, dearly beloved, let us cleanse ourselves from all defilements of flesh and spirit, perfecting holiness in the fear of God.
Hebrews 10:22
let us draw near with a true heart in full assurance of faith, having our hearts sprinkled from an evil conscience and our bodies having been washed with pure water.
James 4:8
Draw near to God, and He will draw near to you. Cleanse your hands, sinners; and purify your hearts, double-minded ones.