10 Then the LORD said: “I am making a covenant with you. Before all your people I will do wonders never before done in any nation in all the world. The people you live among will see how awesome is the work that I, the LORD, will do for you.

Read Exodus 34:10 Using Other Translations

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.
And he said, "Behold, I am making a covenant. Before all your people I will do marvels, such as have not been created in all the earth or 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 will do with you.
The LORD replied, “Listen, I am making a covenant with you in the presence of all your people. I will perform miracles that have never been performed anywhere in all the earth or in any nation. And all the people around you will see the power of the LORD —the awesome power I will display for you.