Matthew 23:26
"You blind Pharisees, first clean the inside of the cup and of the plate, so that the outside of it may be clean also.
Matthew 12:33
"Either make the tree good and its fruit good, or make the tree corrupt and its fruit corrupt; for by its fruit the tree is known.
Luke 6:45
"The good man out of the good treasure-house of his heart brings forth good; and the evil man out of the evil treasure-house of his heart brings forth evil; for the mouth speaks out of the abundance of the heart.
2 Corinthians 7:1
As these promises are ours, beloved, let us cleanse ourselves from every defilement of body and of spirit, and perfect our holiness in the fear of God.
Hebrews 10:22
let us draw near with a true heart, in full assurance of faith, our hearts sprinkled from and evil conscience, and our bodies bathed in pure water.
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.