'Commissioned' in the Bible

Then the Jews retorted, “What sign (attesting miracle) can You show us as [proof of] your authority for doing these things?”

For we are not like many, [acting like merchants] peddling God’s word [shortchanging and adulterating God’s message]; but from pure [uncompromised] motives, as [commissioned and sent] from God, we speak [His message] in Christ in the sight of God.

Paul, an apostle (not commissioned and sent from men nor through the agency of man, but through Jesus Christ—the Messiah—and God the Father, who raised Him from the dead),