'Ceremonial' in the Bible

Their job was to help Aaron's descendants in the service of the Lord's temple. They were to take care of the courtyards, the rooms, ceremonial purification of all holy items, and other jobs related to the service of God's temple.

Now there were six stone water jars there for Jewish ceremonial washing, each holding twenty or thirty gallons.

Now a dispute came about between some of John's disciples and a certain Jew concerning ceremonial washing.