'Set Your Face Against' in the Bible

And take for yourself a plate of iron, and you must place it [as] a wall of iron between you and the city, and you must set your face against it, and it must be {under siege}, and you must lay the siege against it; it is a sign for the house of Israel.

"Son of man, set your face against Pharaoh, the king of Egypt, and prophesy against him and against Egypt, all of it.

"Son of man, set your face against the mountain of Seir and prophesy against it,