When the daemons cry out, “What have we to do with thee, Jesus, thou Son of God?” we must suppose them to have spoken from suspicion rather than knowledge. “For had they known him, they never would have suffered the Lord of glory to be crucified.” [1 Cor 2:8]
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).
Also cites: Quaest. V. et. N.T., 9, 55