Reference: Baths
Easton
The use of the bath was very frequent among the Hebrews (Le 14:8; Nu 19:19, ect.). The high priest at his inauguration (Le 8:6), and on the day of atonement, was required to bathe himself (Le 16:4,24). The "pools" mentioned in Ne 3:15-16; 2Ki 20:20; Isa 22:11; Joh 9:7, were public bathing-places.
See Verses Found in Dictionary
So Moses brought Aaron and his sons forward and washed them with water.
"The one being cleansed must then wash his clothes, shave off all his hair, and bathe in water, and so be clean. Then afterward he may enter the camp, but he must live outside his tent seven days.
He must put on a holy linen tunic, linen leggings are to cover his body, and he is to wrap himself with a linen sash and wrap his head with a linen turban. They are holy garments, so he must bathe his body in water and put them on.
Then he must bathe his body in water in a holy place, put on his clothes, and go out and make his burnt offering and the people's burnt offering. So he is to make atonement on behalf of himself and the people.
And the clean person must sprinkle the unclean on the third day and on the seventh day; and on the seventh day he must purify him, and then he must wash his clothes, and bathe in water, and he will be clean in the evening.
Shallun son of Col-Hozeh, head of the district of Mizpah, worked on the Fountain Gate. He rebuilt it, put on its roof, and positioned its doors, its bolts, and its bars. In addition, he rebuilt the wall of the Pool of Siloam, by the royal garden, as far as the steps that go down from the City of David. Nehemiah son of Azbuk, head of a half-district of Beth Zur, worked after him as far as the tombs of David and the artificial pool and the House of the Warriors.
You made a reservoir between the two walls for the water of the old pool -- but you did not trust in the one who made it; you did not depend on the one who formed it long ago!
and said to him, "Go wash in the pool of Siloam" (which is translated "sent"). So the blind man went away and washed, and came back seeing.