Bible Verses About Threshing: (Dust made by,) of complete destruction

Neither did he leave of the people to Jehoahaz but fifty horsemen, and ten chariots, and ten thousand footmen; for the king of Syria had destroyed them, and had made them like the dust by threshing.

Behold, I will make thee a new sharp threshing instrument having teeth: thou shalt thresh the mountains, and beat them small, and shalt make the hills as chaff.