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
And he that is to be cleansed shall wash his clothes, and shave off all his hair, and bathe himself in water; and he shall be clean: and after that he shall come into the camp, but shall dwell outside his tent seven days.
He shall put on the holy linen coat, and he shall have the linen breeches upon his flesh, and shall be girded with the linen girdle, and with the linen mitre shall he be attired: they are the holy garments; and he shall bathe his flesh in water, and put them on.
and he shall bathe his flesh in water in a holy place, and put on his garments, and come forth, and offer his burnt-offering and the burnt-offering of the people, and make atonement for himself and for the people.
and the clean person shall sprinkle upon the unclean on the third day, and on the seventh day: and on the seventh day he shall purify him; and he shall wash his clothes, and bathe himself in water, and shall be clean at even.
And the fountain gate repaired Shallun the son of Colhozeh, the ruler of the district of Mizpah; he built it, and covered it, and set up the doors thereof, the bolts thereof, and the bars thereof, and the wall of the pool of Shelah by the king's garden, even unto the stairs that go down from the city of David. After him repaired Nehemiah the son of Azbuk, the ruler of half the district of Beth-zur, unto the place over against the sepulchres of David, and unto the pool that was made, and unto the house of the mighty men.
ye made also a reservoir between the two walls for the water of the old pool. But ye looked not unto him that had done this, neither had ye respect unto him that purposed it long ago.
and said unto him, Go, wash in the pool of Siloam (which is by interpretation, Sent). He went away therefore, and washed, and came seeing.