Revelation 2:9
9 “‘I know your tribulation and vyour poverty (vbut you are rich) and the slander1 of wthose who say that they are Jews and are not, but are a synagogue of Satan.
Revelation 3:9
9 Behold, I will make those of bthe synagogue of Satan who say that they are Jews and are not, but lie—behold, cI will make them come and bow down before your feet, and they will learn that dI have loved you.