'Do Not Be Afraid' in the Bible

Haven’t I commanded you: be strong and courageous? Do not be afraid or discouraged, for the Lord your God is with you wherever you go.”

The Lord said to Joshua, “Do not be afraid or discouraged. Take the whole military force with you and go attack Ai. Look, I have handed over to you the king of Ai, his people, city, and land.

And Yahweh said to Joshua, "Do not be afraid of them, for I have given them into your hand; {no one will withstand you}.

And Joshua said to them, "Do not be afraid or dismayed! Be strong and bold, for thus Yahweh will do to all your enemies whom you [are] about to fight.

Then the Lord said to Joshua, “Do not be afraid because of them, for tomorrow by this time I am going to hand over all of them slain [by the sword] to Israel; you shall hamstring (disable) their horses and set fire to their chariots.”