Read Jeremiah 31:40 Using Other Translations
And the whole valley of the dead bodies, and of the ashes, and all the fields unto the brook of Kidron, unto the corner of the horse gate toward the east, shall be holy unto the LORD; it shall not be plucked up, nor thrown down any more for ever.
The whole valley of the dead bodies and the ashes, and all the fields as far as the brook Kidron, to the corner of the Horse Gate toward the east, shall be sacred to the LORD. It shall not be uprooted or overthrown anymore forever."
And the entire area—including the graveyard and ash dump in the valley, and all the fields out to the Kidron Valley on the east as far as the Horse Gate—will be holy to the LORD . The city will never again be captured or destroyed.”