διακατελέγχομαι G1246
diakatelénchomai · dee-ak-at-el-eng'-khom-ahee · Verb
middle voice from διά and a compound of κατά and ἐλέγχω; to prove downright, i.e. confute:--convince.
1 Occurrence in the King James Bible
Acts 18:28For he mightily convinced the Jews, and that publickly, shewing by the scriptures that Jesus was Christ.