'Themselves' in the Bible

So the priests and the Levites consecrated (dedicated) themselves to bring up the ark of the Lord God of Israel.

When the Ammonites saw that they had made themselves hateful to David, Hanun and his people sent 1,000 talents of silver to hire for themselves chariots and horsemen from Mesopotamia, Aram-maacah, and Zobah.

The Ammonites came out and lined up in battle formation at the entrance of the city [Medeba], while the kings who had come were by themselves in the open country.

Now Ornan was threshing wheat, and he turned back and saw the angel; and his four sons who were with him hid themselves.