For he mightily convinced the Jews, [and that] publickly, shewing by the scriptures that Jesus was Christ.
Berean Study Bible (BSB) - Acts 18:28 >For he powerfully refuted the Jews in public debate, proving from the Scriptures that Jesus is the Christ.
Textus Receptus (TR) - Acts 18:28 >εὐτόνως γὰρ τοῖς Ἰουδαίοις διακατηλέγχετο δημοσίᾳ, ἐπιδεικνὺς διὰ τῶν γραφῶν εἶναι τὸν Χριστὸν Ἰησοῦν.