'Witness' in the Bible

and from Jesus the Messiah, the witness, the faithful one, the firstborn from the dead, and the ruler over the kings of the earth. To the one who loves us and has freed us from our sins by his blood

"I know where you live. Satan's throne is there. Yet you hold on to my name and have not denied your faith in me, even in the days of Antipas, my faithful witness, who was killed in your presence, where Satan lives.

"To the messenger of the church in Laodicea, write: "The Amen, the witness who is faithful and true, the originator of God's creation, says this: