Matthew 23:25-26
Wo unto you, scribes and Pharisees, hypocrites! for ye cleanse the outside of the cup, and of the dish, but within they are full of rapacity and intemperance.
Hebrews 9:10
as they consist only of meats, and drinks, and different ablutions, and corporal services, until the appointed time of perfect reformation.
Hebrews 9:13
For if the blood of bulls, and of goats, and the ashes of an heifer sprinkling the defiled sanctifieth to corporal purification,
James 4:8
Draw nigh to God, and he will draw nigh to you. Make clean your hands, ye sinners; and purify your hearts, ye double-minded.
1 Peter 3:21
The antitype to which baptism now saveth us (not the mere removal of filth from the flesh, but the engagement of a good conscience to God), by the resurrection of Jesus Christ:
Revelation 7:14
And I said to him, Sir, thou knowest. And he said to me, These are persons who are come out of great tribulation, and have washed their robes, and made their robes white in the blood of the Lamb.