After this I looked, and behold, another, like a leopard, with four wings of a bird on its back. And the beast had four heads, and dominion was given to it.
Daniel has already spoken of two empires, namely, the Chaldean and Persian. Interpreters agree in the necessity for referring this vision to the Macedonian Empire. He compares this kingdom to a leopard, or, as some translate, a panther, since Alexander obtained his great power through swiftness alone; and although it is not by any means a striking animal, yet it managed by its remarkable speed...
When deep sleep falls upon us and we are most removed from the world's distractions, God opens His mind to us. Daniel wrote his dream that he might not lose it as dreams do, and shared it with his brethren that they should not be deceived by false hopes of unbroken peace after their return, but be prepared for the oppressive monarchies yet to come.
AI summary
Commenting on Daniel 7:1-8
After this I beheld, and, lo another, like a leopard,.... Another beast, another monarchy, a third monarchy succeeding the Persian monarchy, and which rose up on the ruins of that; Darius king of the Persians being beaten by Alexander king of Macedon, who was the instrument of setting up the Grecian monarchy here intended; compared to a leopard, a smaller creature than a lion; signifying...