Numbers 19:22
Anything the unclean person touches will become unclean, and anyone who touches it will be unclean until evening.”

Deuteronomy 23:10-11
If any man among you becomes unclean because of a nocturnal emission, he must leave the camp and stay outside. / When evening approaches, he must wash with water, and when the sun sets he may return to the camp.

2 Kings 5:10-14
Then Elisha sent him a messenger, who said, “Go and wash yourself seven times in the Jordan, and your flesh will be restored, and you will be clean.” / But Naaman went away angry, saying, “I thought that he would surely come out, stand and call on the name of the LORD his God, and wave his hand over the spot to cure my leprosy. / Are not the Abanah and Pharpar, the rivers of Damascus, better than all the waters of Israel? Could I not have washed in them and been cleansed?” So he turned and went away in a rage. ...

Isaiah 52:11
Depart, depart, go out from there! Touch no unclean thing; come out from it, purify yourselves, you who carry the vessels of the LORD.

Ezekiel 36:25
I will also sprinkle clean water on you, and you will be clean. I will cleanse you from all your impurities and all your idols.

Matthew 23:25-26
Woe to you, scribes and Pharisees, you hypocrites! You clean the outside of the cup and dish, but inside they are full of greed and self-indulgence. / Blind Pharisee! First clean the inside of the cup and dish, so that the outside may become clean as well.

Mark 7:2-4
and they saw some of His disciples eating with hands that were defiled—that is, unwashed. / Now in holding to the tradition of the elders, the Pharisees and all the Jews do not eat until they wash their hands ceremonially. / And on returning from the market, they do not eat unless they wash. And there are many other traditions for them to observe, including the washing of cups, pitchers, kettles, and couches for dining.

Luke 11:39-41
Then the Lord said, “Now you Pharisees clean the outside of the cup and dish, but inside you are full of greed and wickedness. / You fools! Did not the One who made the outside make the inside as well? / But give as alms the things that are within you, and behold, everything will be clean for you.

John 2:6
Now six stone water jars had been set there for the Jewish rites of purification. Each could hold from twenty to thirty gallons.

Acts 10:14-15
“No, Lord!” Peter answered. “I have never eaten anything impure or unclean.” / The voice spoke to him a second time: “Do not call anything impure that God has made clean.”

Romans 14:14
I am convinced and fully persuaded in the Lord Jesus that nothing is unclean in itself. But if anyone regards something as unclean, then for him it is unclean.

1 Corinthians 6:11
And that is what some of you were. But you were washed, you were sanctified, you were justified, in the name of the Lord Jesus Christ and by the Spirit of our God.

2 Corinthians 7:1
Therefore, beloved, since we have these promises, let us cleanse ourselves from everything that defiles body and spirit, perfecting holiness in the fear of God.

Ephesians 5:26
to sanctify her, cleansing her by the washing with water through the word,

Hebrews 9:10
They consist only in food and drink and special washings—external regulations imposed until the time of reform.