'Companions' in the Bible

And the sentence hath gone forth, and the wise men are being slain, and they have sought Daniel and his companions to be slain.

Then Daniel went to his house, and made the thing known to Hananiah, Mishael, and Azariah, his companions:

and to seek mercies from before the God of the heavens concerning this secret, that they destroy not Daniel and his companions with the rest of the wise men of Babylon.

and concerning the ten horns that are in its heads, and of the other that came up, and before which three have fallen, even of that horn that hath eyes, and a mouth speaking great things, and whose appearance is great above its companions.