'Off' in the Bible

And fifty men of the sons of the prophets went and stood opposite afar off; and they two stood by the Jordan.

And she went and came to the man of God, to mount Carmel. And it came to pass when the man of God saw her afar off, that he said to Gehazi his servant, Behold, there is the Shunammite:

And Elisha sat in his house, and the elders sat with him. And the king sent a man before him. Before the messenger came to him, he himself said to the elders, Do ye see how this son of a murderer has sent to take away my head? See, when the messenger comes; shut the door, and keep him off with the door: is not the sound of his master's feet behind him?

And king Ahaz cut off the panels of the bases, and removed the lavers from off them; and took down the sea from off the brazen oxen that were under it, and put it upon a stone pavement.