'Scrape' in the Bible

Then they shall scrape off [the plaster] from all around the house, and they shall pour out the plaster, which they scraped off, {outside the city} on an unclean place.

{So} he took for himself a potsherd with which to scrape himself, and he sat in the midst of the ashes.

And I will destroy the walls of Tyre, and they will demolish its towers, and I will scrape away its earthen dirt from it, and I will make it into {a bare rock}.