'Purifying' in the Bible

And she shall continue in the blood of her purifying three and thirty days; she shall touch no hallowed thing, nor come into the sanctuary, until the days of her purifying be fulfilled.

But if she bear a maid-child, then she shall be unclean two weeks, as in her impurity; and she shall continue in the blood of her purifying threescore and six days.

And when the days of her purifying are fulfilled, for a son, or for a daughter, she shall bring a lamb a year old for a burnt-offering, and a young pigeon, or a turtle-dove, for a sin-offering, unto the door of the tent of meeting, unto the priest:

For their office was to wait on the sons of Aaron for the service of the house of Jehovah, in the courts, and in the chambers, and in the purifying of all holy things, even the work of the service of the house of God;

Now when the turn of every maiden was come to go in to king Ahasuerus, after that it had been done to her according to the law for the women twelve months (for so were the days of their purifications accomplished, to wit , six months with oil of myrrh, and six months with sweet odors and with the things for the purifying of the women),