'Appealed' in the Bible

Then Festus, after conferring with [the men who formed] his council, answered, “You have appealed to Caesar; to Caesar you shall go.”

But when Paul appealed to be held in custody for a decision by the Emperor [Nero], I ordered him to be kept in custody until I could send him to Caesar.”

But I found that he had done nothing worthy of death; however, since he appealed to the Emperor [Nero], I decided to send him [to Rome].

And Agrippa said to Festus, “This man could have been set free if he had not appealed to Caesar (Emperor Nero).”