And men will be employed to continually pass through the land to cleanse it by burying the invaders who remain on the ground. At the end of the seven months they will begin their search.

Jeremiah 14:16
And the people to whom they prophesy will be thrown into the streets of Jerusalem because of famine and sword. There will be no one to bury them or their wives, their sons or their daughters. I will pour out their own evil upon them.

Ezekiel 39:12
For seven months the house of Israel will be burying them in order to cleanse the land.

Ezekiel 39:15
As they pass through the land, anyone who sees a human bone will set up a pillar next to it, until the gravediggers have buried it in the Valley of Hamon-gog.

And they shall sever out men of continual employment, passing through the land to bury with the passengers those that remain on the face of the earth, to cleanse it: after the end of seven months shall they search.