for he powerfully refuted the Jews in public, demonstrating by the Scriptures that Jesus was the Christ.
for he mightily convinced the Jews, and that publickly, shewing by the scriptures that Jesus was Christ.
For with great power he refuted the Jews in public [discussions], showing and proving by the Scriptures that Jesus is the Christ (the Messiah).
for he powerfully confuted the Jews, and that publicly, showing by the scriptures that Jesus was the Christ.
He would vigorously defeat Jewish arguments in public debate, using the scriptures to prove that Jesus was the Christ.
For he was vehemently and publicly reproving the Jews, by revealing through the Scriptures that Jesus is the Christ.