'Impurity' in the Bible
"The priest must then perform the sin offering and make atonement for the one being cleansed from his impurity. After that he is to slaughter the burnt offering,
and if a man actually has sexual intercourse with her so that her menstrual impurity touches him, then he will be unclean seven days and any bed he lies on will be unclean.
"'When a woman's discharge of blood flows many days not at the time of her menstruation, or if it flows beyond the time of her menstruation, all the days of her discharge of impurity will be like the days of her menstruation -- she is unclean.
Any bed she lies on all the days of her discharge will be to her like the bed of her menstruation, any furniture she sits on will be unclean like the impurity of her menstruation,
and the priest is to make one a sin offering and the other a burnt offering. So the priest is to make atonement for her before the Lord from her discharge of impurity.
"'Thus you are to set the Israelites apart from their impurity so that they do not die in their impurity by defiling my tabernacle which is in their midst.
"'You must not approach a woman in her menstrual impurity to have sexual intercourse with her.
or a man who touches a swarming thing by which he becomes unclean, or touches a person by which he becomes unclean, whatever that person's impurity --
Then say, 'This is what the sovereign Lord says: O city, who spills blood within herself (which brings on her doom), and who makes herself idols (which results in impurity),
I will scatter you among the nations and disperse you among various countries; I will remove your impurity from you.
"In that day there will be a fountain opened up for the dynasty of David and the people of Jerusalem to cleanse them from sin and impurity.
Therefore God gave them over in the desires of their hearts to impurity, to dishonor their bodies among themselves.
(I am speaking in human terms because of the weakness of your flesh.) For just as you once presented your members as slaves to impurity and lawlessness leading to more lawlessness, so now present your members as slaves to righteousness leading to sanctification.
I am afraid that when I come again, my God may humiliate me before you, and I will grieve for many of those who previously sinned and have not repented of the impurity, sexual immorality, and licentiousness that they have practiced.
Now the works of the flesh are obvious: sexual immorality, impurity, depravity,
Because they are callous, they have given themselves over to indecency for the practice of every kind of impurity with greediness.
But among you there must not be either sexual immorality, impurity of any kind, or greed, as these are not fitting for the saints.
So put to death whatever in your nature belongs to the earth: sexual immorality, impurity, shameful passion, evil desire, and greed which is idolatry.
For the appeal we make does not come from error or impurity or with deceit,
For God did not call us to impurity but in holiness.