Daniel 8:21

The shaggy (rough-coated) male goat represents the kingdom of Greece, and the great horn between his eyes is the first king.

Daniel 10:20

Then he said, “Do you understand [fully] why I came to you? Now I shall return to fight against the [hostile] prince of Persia; and when I have gone, behold, the prince of Greece is about to come.

Daniel 11:3

Then a mighty [warlike, threatening] king will arise who will rule with great authority and do as he pleases.

Daniel 8:5-8

As I was observing [this], behold, a male goat (Greece) was coming from the west [rushing] across the face of the whole earth without touching the ground; and the goat had a conspicuous and remarkable horn (Alexander the Great) between his eyes.

Treasury of Scripture Knowledge

Summary

And the rough goat is the king of Grecia: and the great horn that is between his eyes is the first king.

Bible References

The rough

Daniel 8:5
As I was observing [this], behold, a male goat (Greece) was coming from the west [rushing] across the face of the whole earth without touching the ground; and the goat had a conspicuous and remarkable horn (Alexander the Great) between his eyes.
Daniel 10:20
Then he said, “Do you understand [fully] why I came to you? Now I shall return to fight against the [hostile] prince of Persia; and when I have gone, behold, the prince of Greece is about to come.

The great

Daniel 8:8
Then the male goat magnified himself exceedingly, and when he was [young and] strong, the great horn (Alexander) was [suddenly] broken; and in its place there came up four prominent horns [among whom the kingdom was divided, one] toward [each of] the four winds of heaven.
Daniel 11:3
Then a mighty [warlike, threatening] king will arise who will rule with great authority and do as he pleases.