'Unison' in the Bible

But they all cried out in unison, saying, "Take this man away, and release for us Barabbas!"

But when they found out that he was a Jew, they all started to shout in unison for about two hours, "Great is Artemis of the Ephesians!"

the Spirit and the water and the blood; and these three are in agreement [their testimony is perfectly consistent].