NET
9 ‘I know the distress you are suffering and your poverty (but you are rich). I also know the slander against you by those who call themselves Jews and really are not, but are a synagogue of Satan.
Darby
9 I know thy tribulation and thy poverty; but thou art rich; and the railing of those who say that they themselves are Jews, and are not, but a synagogue of Satan.
KJV
9 “I know thy works, and tribulation, and poverty, (but thou art rich) and” [I know] “the blasphemy of them which say they are Jews, and are not, but” [are] “the synagogue of Satan.”