'Oath' in the Bible

And if the woman be not willing to follow thee, then thou shalt be quit of this my oath: only, bring not my son thither again.

Then shalt thou be quit of my oath, when thou shalt have come to my family. And if they give thee not one, thou shalt be quit of my oath.

Sojourn in this land; and I will be with thee and bless thee; for unto thee, and unto thy seed, I will give all these countries; and I will perform the oath which I swore unto Abraham thy father.

And they said, We saw certainly that Jehovah is with thee; and we said, Let there be then an oath between us between us and thee, and let us make a covenant with thee,

And Joseph took an oath of the children of Israel, saying, God will certainly visit you; and ye shall carry up my bones hence.