'Own' in the Bible

Hear, our God, for we are despised, and turn their reproach upon their own head, and give them for a prey in a land of captivity!

And I sent to him, saying, There are no such things done as thou sayest, but thou feignest them out of thine own heart.

And it came to pass that when all our enemies heard of it, all the nations that were about us were afraid and were much cast down in their own eyes, and they perceived that this work was wrought by our God.