'Willing' in the Bible

but took leave of them with the promise, "I will return to you, God willing." So he set sail from Ephesus.

Then Festus, being anxious to gratify the Jews, asked Paul, "Are you willing to go up to Jerusalem, and there stand your trial before me on these charges?"

They, after they had sharply questioned me, were willing to set me at liberty, because they found no offence in me for which I deserve to die.