Covenants: Conditions of Conformed by Oath
Source: TTT
Genesis 21:23, 31
Now, therefore, swear to me here before God that you will not deal falsely with me or my children or descendants. Show to me and to the country in which you reside the same kindness that I have shown to you.” / So that place was called Beersheba, because it was there that the two of them swore an oath.
Genesis 26:31
And they got up early the next morning and swore an oath to each other. Then Isaac sent them on their way, and they left him in peace.