'Oath' in the Bible

And if the woman be not willing to follow thee, then thou shalt be clear from this my oath. Only thou shalt not bring my son thither again.

Then shalt thou be clear from my oath, when thou comest to my kindred. And if they give her not to thee, thou shalt be clear from my oath.

Sojourn in this land, and I will be with thee, and will bless thee. For unto thee, and unto thy seed, I will give all these lands, and I will establish the oath which I sware unto Abraham thy father.

And they said, We saw plainly that Jehovah was with thee. And we said, Let there now be an oath betwixt us, even betwixt us and thee, and let us make a covenant with thee,

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