Daniel 8:1

Now it happened in the thirtieth year, on the fifth day of the fourth month, while I was by the river Chebar among the exiles, that the heavens were opened, and I saw visions of God.

And as for these four youths, God gave them knowledge and insight in every branch of literature and wisdom; Daniel even understood all kinds of visions and dreams.

Now it happened when I, Daniel, had seen the vision, that I sought to understand it; and behold, standing before me was one who had the appearance of a man.

The Vision of the Ram and Goat