For we have heard how Yahweh dried up the water of the Red Sea before you, when you came out of Egypt; and what you did to the two kings of the Amorites, who were beyond the Jordan, to Sihon and to Og, whom you utterly destroyed.
"Swear unto me by Jehovah   ..." "The words here refer to an unwritten promised agreement, as distinguished from a written covenant,"[23] but it was of a kind that both parties accepted as absolutely valid and binding upon them both.