'Realm' in the Bible

And in all matters of judicious wisdom, as to which the king enquired of them, he found them ten times better than all the scribes and magicians that were in all his realm.

Now this Daniel surpassed the presidents and the satraps, because an excellent spirit was in him; and the king thought to appoint him over the whole realm.

In the first year of Darius the son of Ahasuerus, of the seed of the Medes, who was made king over the realm of the Chaldeans,

And now will I declare unto thee the truth. Behold, there shall stand up yet three kings in Persia; and the fourth shall enrich himself with great riches more than all; and when he hath become strong through his riches, he shall stir up all against the realm of Greece.

and the same shall come into the realm of the king of the south, but shall return into his own land.