Dio Cassius 57.18.5a
As the Jews flocked to Rome in great numbers and were converting many of the natives to their ways, he banished most of them.
Τῶν τε Ἰουδαίων πολλῶν ἐς τὴν Ῥώμην συνελθόντων καὶ συχνοὺς τῶν ἐπιχωρίων ἐς τὰ σφέτερα ἔθη μεθιστάντων, τοὺς πλείονας εξήλασεν
Joann. Antioch. fr. 79 § 4b M. v. 20-22.