Exodus 16:8

16:8 Moses said, “You will know this when the Lord gives you meat to eat in the evening and bread in the morning to satisfy you, because the Lord has heard your murmurings that you are murmuring against him. As for us, what are we? Your murmurings are not against us, but against the Lord.”

Exodus 28:30

28:30 “You are to put the Urim and the Thummim into the breastpiece of decision; and they are to be over Aaron’s heart when he goes in before the Lord. Aaron is to bear the decisions of the Israelites over his heart before the Lord continually.

Exodus 34:10

34:10 He said, “See, I am going to make a covenant before all your people. I will do wonders such as have not been done in all the earth, nor in any nation. All the people among whom you live will see the work of the Lord, for it is a fearful thing that I am doing with you.