'Good Courage' in the Bible

But the following night the Lord stood by him, and said, Be of good courage; for as thou hast testified the things concerning me at Jerusalem, so thou must bear witness at Rome also.

When the governor nodded for him to speak, Paul answered,“Knowing that for many years you have been a judge over this nation, I make my defense cheerfully and with good courage.

And now I exhort you to be of good courage, for there shall be no loss at all of life of any of you, only of the ship.

Wherefore be of good courage, men, for I believe God that thus it shall be, as it has been said to me.