en_tn/act/19/15.md

Jesus I know, and Paul I know

"I know Jesus and Paul;" or "I have heard about Jesus and Paul"

who are you

This is a rhetorical question to express skepticism regarding the authority they have over evil spirits. This can also be translated as "what authority do you have?" or "you have no authority." (See: rc://en/ta/man/translate/figs-rquestion)

the exorcists

Translate "exorcists" the same way in previous verse (Acts Acts 19:15)

they fled...naked

the exorcists fled with some or all of their clothes ripped off them.

They became very afraid

"the Jews and Greeks at Ephesus became very afraid"