Exodus 34:10 in the World English Bible
He said, “Behold, I make a covenant: before all your people I will do marvels, such as have not been worked in all the earth, nor in any nation; and all the people among whom you are shall see the work of the LORD; for it is an awesome thing that I do with you.
Context
9 And he said, If now I have found grace in thy sight, O Lord, let my Lord, I pray thee, go among us; for it is a stiffnecked people; and pardon our iniquity and our sin, and take us for thine inheritance.
10 And he said, Behold, I make a covenant: before all thy people I will do marvels, such as have not been done in all the earth, nor in any nation: and all the people among which thou art shall see the work of the LORD: for it is a terrible thing that I will do with thee.
11 Observe thou that which I command thee this day: behold, I drive out before thee the Amorite, and the Canaanite, and the Hittite, and the Perizzite, and the Hivite, and the Jebusite.