'Swear' in the Bible

Now therefore, I pray you, swear unto me by Jehovah, since I have dealt kindly with you, that ye also will deal kindly with my father's house, and give me a true token;

And the men said unto her, We will be guiltless of this thine oath which thou hast made us to swear.

But if thou utter this our business, then we shall be guiltless of thine oath which thou hast made us to swear.

that ye come not among these nations, these that remain among you; neither make mention of the name of their gods, nor cause to swear by them , neither serve them, nor bow down yourselves unto them;