Ezekiel 39:12
And the house of Israel will bury them for seven months to cleanse the land.
Deuteronomy 21:23
his dead body shall not hang on the tree, but certainly you shall bury him on that day, for cursed by God [is] one that is [being] hung; so you shall not defile your land that Yahweh your God [is] giving to you [as an] inheritance."
Ezekiel 39:14
?"And they will set apart {men to continually} go through the land burying the travelers, the ones left over on [the] surface of the land to cleanse it; {for the whole of} seven months they will explore [it].
Ezekiel 39:16
And furthermore [the] name of [the] city [there] [is] Hamonah, and [thus] they will cleanse the land." '
Numbers 19:16
Anyone {in the open field} who touches {one who has been slain}, or a corpse, or a bone of a person, or a burial site, he will be unclean for seven days.