Exodus 34:10

And the LORD said, “Behold, I am making a covenant. Before all your people I will perform wonders that have never been done in any nation in all the world. All the people among whom you live will see the said, “Behold, I am making a covenant. Before all your people I will perform wonders that have never been done in any nation in all the world. All the people among whom you live will see the LORD’s work, for it is an awesome thing that I am doing with you.