Fausset's Bible Dictionary
A "chief priest", i.e. once having been high priest, or else chief of the priests at Ephesus, or of one of the 24 courses. His seven sons, Jews, exorcised demons in Jesus' name, whereupon the demon-possessed leaped on two of them, and prevailed against them, so that they fled out of the house naked and wounded: (Acts 19:14-16; the Sinaiticus, Vaticanus, and Alexandrinus manuscripts read "prevailed against both".)
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Fausset, Andrew R. Entry for 'Sceva'. Fausset's Bible Dictionary. https://www.studylight.org/dictionaries/eng/fbd/s/sceva.html. 1949.