'Itself' in the Bible

And the great house [itself] he covered with cypress wood, then he overlaid it with pure gold. And he put on it palm tree [images] and [ornate] chains.

So Edom made themselves free from the rule of Judah, to this day: and at the same time Libnah made itself free from his rule; because he was turned away from the Lord, the God of his fathers.

but have walked in the way of the kings of Israel, have caused Judah and the inhabitants of Jerusalem to prostitute themselves like the house of Ahab prostituted itself, and also have killed your brothers, your father’s family, who were better than you,