Bible Verses About Purification: Washing hands in water, symbolic of innocency

Then all the elders of the city nearest the victim shall wash their hands by the stream over the heifer whose neck has been broken,

I wash my hands in innocence that I may go about Your altar, O LORD,

When Pilate saw that he was accomplishing nothing, but that instead a riot was breaking out, he took water and washed his hands before the crowd. “I am innocent of this man’s blood,” he said. “You bear the responsibility.”