'Courageous' in the Bible

Be strong and courageous. Don't fear or tremble before them, because the LORD your God will be the one who keeps on walking with you he won't leave you or abandon you."

Then Moses called on Joshua and told him in the presence of everyone in Israel, "Be strong and courageous, because you'll bring this people to the land that the LORD your God had promised to give your ancestors. You will be the one who causes them to possess it.

Then the LORD charged Nun's son Joshua, "Be strong and courageous, because you'll bring the Israelis to the land that I promised to them by an oath. I'll be with you."