Isaiah 10:15

Shall the ax boast itself against him that heweth therewith? Or shall the saw magnify Itself against him that shaketh it, drawing it to and fro in severing the wood? It is just as foolish for a tool to boast over against the workman as for the king of Assyria to ascribe to himself all the might which he possesses only by divine permission. As if the rod should shake [itself against] them that lift it up, or as if the staff should lift up itself, as if it were no wood, literally, "as if a staff should lift up" (that which is) "not wood," that is, the person handling it. That rod or staff should lift up or shake those who have hold of them presents the very extreme of absurd presumption. So it was utterly absurd for the king of Assyria, who, although unknown to himself, carried out God's punishment upon Israel, to ascribe to himself the wisdom and power, the design and success of this campaign. The very evil in the world is used by God to serve His objects. Cf Genesis 50:20. The punishment upon Assyria is now pronounced: