'Authority' in the Bible

And he said unto them, It is not for you to know times or seasons, which the Father hath set within His own authority.

And he arose and went: and behold, a man of Ethiopia, a eunuch of great authority under Candace, queen of the Ethiopians, who was over all her treasure, who had come to Jerusalem to worship;

and here he hath authority from the chief priests to bind all that call upon thy name.

And this I also did in Jerusalem: and I both shut up many of the saints in prisons, having received authority from the chief priests, and when they were put to death I gave my vote against them.

Whereupon as I journeyed to Damascus with the authority and commission of the chief priests,