Verses with the word confessed in the New Testament (3 verses):

John 1:20
And he confessed, and denied not; but confessed, I am not the Christ.

Acts 19:18
And many that believed came, and confessed, and shewed their deeds.

Hebrews 11:13
These all died in faith, not having received the promises, but having seen them afar off, and were persuaded of them, and embraced them, and confessed that they were strangers and pilgrims on the earth.