Bible Verses About Mills: Often thrown down on enemies during sieges

And behold, a certain woman casting a piece of a millstone from above, dashed it against the head of Abimelech, and broke his skull.

Who killed Abimelech the son of Jerobaal? did not a woman cast a piece of a millstone upon him from the wall and slew him in Thebes? Why did you go near the wall? Thou shalt say: Thy servant Urias the Hethite is also slain.