King James Version (KJV)
And of the children of Benjamin, the kindred of Saul, three thousand: for hitherto the greatest part of them had kept the ward of the house of Saul.
Modern English
Of the Benjaminites, the kinsmen of Saul, 3,000, of whom the majority had to that point kept their allegiance to the house of Saul.
Hebrew
וּמִבְּנֵ֥י בִנְיָמִ֖ן אֲחֵ֣י שָׁא֑וּל שְׁלֹ֣שֶׁת אֲלָפִ֗ים וְעַ֣ד הֵ֗נָּה מַרְבִּיתָ֞ם שֹׁמְרִ֛ים מִשְׁמֶ֥רֶת בֵּ֖ית שָׁאֽוּל׃
vmibney binyamin ʾaḥey shaʾvl shloshet ʾalapiym vʿad henah marbiytam shomriym mishmeret beyt shaʾvl