Reference: Bath, Bathing
Hastings
The latter term is most frequently used in our English Version in connexion with purification from ceremonial defilement
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Pharaoh's daughter came down to bathe at the river. Her maidens walked along by the riverside. She saw the basket among the reeds, and sent her handmaid to get it.
It happened at evening, that David arose from off his bed, and walked on the roof of the king's house: and from the roof he saw a woman bathing; and the woman was very beautiful to look on.
They washed the chariot by the pool of Samaria; and the dogs licked up his blood where the prostitutes washed themselves; according to the word of the LORD which he spoke.
"Haven't you brought this on yourself, in that you have forsaken the LORD your God, when he led you by the way?
For though you wash yourself with lye, and use much soap, yet your iniquity is marked before me," says the Lord GOD.
Smith
Bath, Bathing.
This was a prescribed part of the Jewish ritual of purification in cases of accident, or of leprous or ordinary uncleanness,
Le 15; 16:28; 22:6; 19/7/type/nheb'>Nu 19:7,19; 2Sa 11:2,4; 2Ki 5:10
as also after mourning, which always implied defilement.
The eastern climate made bathing essential alike to health and pleasure, to which luxury added the use of perfumes.
Judith 10:3; Susan 17. The "pools," such as that of Siloam and Hezekiah,
2Ki 20:20; Ne 3:15-16; Isa 22:11; Joh 9:7
often sheltered by porticos,
Joh 5:2
are the first indications we have of public bathing accommodation.
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Then the priest shall wash his clothes, and he shall bathe his flesh in water, and afterward he shall come into the camp, and the priest shall be unclean until the evening.
and the clean person shall sprinkle on 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 evening.
Therefore wash yourself, anoint yourself, get dressed, and go down to the threshing floor, but do not make yourself known to the man until he has finished eating and drinking.
Now the rest of the acts of Hezekiah, and all his might, and how he made the pool, and the conduit, and brought water into the city, aren't they written in the book of the chronicles of the kings of Judah?
Shallun the son of Colhozeh, the ruler of the district of Mizpah repaired the spring gate. He built it, and covered it, and set up its doors, its bolts, and its bars, and the wall of the pool of Shelah by the king's garden, even to the stairs that go down from the City of David. After him, Nehemiah the son of Azbuk, the ruler of half the district of Beth Zur, made repairs to the place opposite the tombs of David, and to the pool that was made, and to the house of the mighty men.
Each young woman's turn came to go in to King Ahasuerus after her purification for twelve months (for so were the days of their purification accomplished, six months with oil of myrrh, and six months with sweet fragrances and with preparations for beautifying women).
You also made a reservoir between the two walls for the water of the old pool. But you did not look to him who had done this, neither did you have respect for him who purposed it long ago.
Now in Jerusalem by the sheep gate, there is a pool, which is called in Hebrew, "Bethesda," having five porches.
and said to him, "Go, wash in the pool of Siloam" (which means "Sent"). So he went away, washed, and came back seeing.