'Great Things' in the Bible

I was considering the horns, when lo! another horn, a little one, came up among them, and, three of the former horns, were uprooted from before it, - and lo! eyes, like the eyes of a man, in this horn, and, a mouth, speaking great things.

also concerning the ten horns, which were in his head, and the other, which came up, and there fell - from among them that were before it - three, - and this horn which had, eyes, and, a mouth, speaking great things, and, his look, was more proud than his fellows: