Verse 18
And behold four horns - Denoting four powers by which the Jews had been oppressed; the Assyrians, Persians, Chaldeans, and Egyptians. Or these enemies may be termed four, in reference to the four cardinal points of the heavens, whence they came: -
1. North. The Assyrians and Babylonians.
2. East. The Moabites and Ammonites.
3. South. The Egyptians.
4. West. The Philistines.
See Martin.