"Jesus" was a common name at the time, so these exorcists wanted people to know of whom they spoke.
# By the Jesus
This stands for the power and authority of Jesus. AT: "by the authority of Jesus" or "by the power of Jesus" (See: [[rc://en/ta/man/translate/figs-metonymy]])
# Sceva
This is the name of a man. (See: [[rc://en/ta/man/translate/translate-names]])