Matthew 23:25-26
"Woe to you scribes and Pharisees, hypocrites! because ye cleanse the outside of the cup and the dish; but within they are full from extortion and excess!
Hebrews 9:10
being only (with meats and drinks and various immersions) ordinances of the flesh, imposed until a time of reformation.
Hebrews 9:13
For, if the blood of goats and bulls, and the ashes of a heifer sprinkling those who have been defiled, sanctifies to the purification of the flesh;
James 4:8
Draw nigh to God, and He wild draw nigh to you. Cleanse your hands, ye sinners; and purify your hearts, ye double-minded.
1 Peter 3:21
which, in its anti-type, immersion, now saves you also (not a putting away of the filth of flesh, but the requirement of a good conscience toward God), through the resurrection of Jesus Christ,
Revelation 7:14
And I have said to him, "My lord, you know." And he said to me, "These are those who come out of the great tribulation; and they washed their robes, and made them white in the blood of the Lamb.