cleanse
Ezekiel 39:14
And they shall separate out men for continual employment, passing through the land, to bury with the passersby those who remain upon the face of the earth to cleanse it. At the end of seven months shall they search.
Ezekiel 39:16
And also the name of the city shall be Hamonah [that is, The multitude]. Thus shall they cleanse the land.'
Numbers 19:16
And whosoever toucheth one who is slain with a sword in the open fields, or a dead body, or a bone of a man, or a grave, shall be unclean seven days.
Deuteronomy 21:23
his body shall not remain all night upon the tree, but thou shalt in any wise bury him that day (for he that is hanged is accursed of God), that thy land be not defiled which the LORD thy God giveth thee for an inheritance.