John 2:6
Now there were six stone jars standing there (in accordance with the Jewish regulations for purification)
John 3:25
As the result, a discussion having arisen on the part of John's disciples with a Jew about purification,
Mark 7:2-5
They had noticed that some of His disciples were eating their food with 'unclean' (that is to say, unwashed)
Ephesians 5:26
in order to make her holy, cleansing her with the baptismal water by the word,
Hebrews 6:2
or of teaching about ceremonial washings, the laying on of hands, the resurrection of the dead, and the last judgement.
Hebrews 9:10
For their efficacy depends only on meats and drinks and various washings, ceremonies pertaining to the body and imposed until a time of reformation.
Hebrews 9:19
For when Moses had proclaimed to all the people every commandment contained in the Law, he took the blood of the calves and of the goats and with them water, scarlet wool and hyssop, and sprinkled both the book itself and all the people,
Hebrews 10:22
let us draw near with sincerity and unfaltering faith, having had our hearts sprinkled, once for all, from consciences oppressed with sin, and our bodies bathed in pure water.