John 3:25

3:25 Now a dispute came about between some of John’s disciples and a certain Jew concerning ceremonial washing.

Mark 7:2-5

7:2 And they saw that some of Jesus’ disciples ate their bread with unclean hands, that is, unwashed. 7:3 (For the Pharisees and all the Jews do not eat unless they perform a ritual washing, holding fast to the tradition of the elders. 7:4 And when they come from the marketplace, they do not eat unless they wash. They hold fast to many other traditions: the washing of cups, pots, kettles, and dining couches.) 7:5 The Pharisees and the experts in the law asked him, “Why do your disciples not live according to the tradition of the elders, but eat with unwashed hands?”

Ephesians 5:26

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

Hebrews 6:2

6:2 teaching about baptisms, laying on of hands, resurrection of the dead, and eternal judgment.

Hebrews 9:10

9:10 They served only for matters of food and drink and various washings; they are external regulations imposed until the new order came.

Hebrews 9:19

9:19 For when Moses had spoken every command to all the people according to the law, he took the blood of calves and goats with water and scarlet wool and hyssop and sprinkled both the book itself and all the people,

Hebrews 10:22

10:22 let us draw near with a sincere heart in the assurance that faith brings, because we have had our hearts sprinkled clean from an evil conscience and our bodies washed in pure water.