Revelation 2:9

9I knowΟἶδάyourσουτὴνtribulationθλῖψινandκαὶτὴνpovertyπτωχείαν,butἀλλὰrichπλούσιοςyou areεἶ,andκαὶtheτὴνslanderβλασφημίανofἐκthoseτῶνclaimingλεγόντωνJewsἸουδαίουςto beεἶναιthemselvesἑαυτούς,andκαὶnotοὐκareεἰσίν,butἀλλὰa synagogueσυναγωγὴτοῦof SatanΣατανᾶ.

I know your tribulation and poverty—but you are rich—and the slander of those claiming themselves to be Jews and are not, but [are] a synagogue of Satan.