King James Version (KJV)
And when his armourbearer saw that Saul was dead, he fell likewise on the sword, and died.
Modern English
And when his armor-bearer saw that Saul was dead, he also fell upon his sword and died.
Hebrew
וַיַּ֤רְא נֹשֵׂא הַכֵּלִים֙ כִּ֣י מֵ֣ת שָׁא֔וּל וַיִּפֹּ֥ל גַּם ה֖וּא עַל הַחֶ֑רֶב וַיָּמֹֽת׃
vayarʾ nosheʾ hakeliym kiy met shaʾvl vayipol gam hvʾ ʿal haḥereb vayamot