Verses with the word augustus in the New Testament (3 verses):

Luke 2:1
And it came to pass in those days, that there went out a decree from Caesar Augustus that all the world should be taxed.

Acts 25:21
But when Paul had appealed to be reserved unto the hearing of Augustus, I commanded him to be kept till I might send him to Caesar.

Acts 25:25
But when I found that he had committed nothing worthy of death, and that he himself hath appealed to Augustus, I have determined to send him.