And when they had set them in the midst, they asked, By what power, or by what name, have ye done this?
And when they had set them in the midst - the council sitting in a semi-circle (as Maimonides, quoted by Lightfoot, says),
They asked, By what power, or by what name, have ye done this? - thus admitting the reality of the miracle, which, indeed, afterward they confess themselves unable to deny (Acts 4:16).