King James Version (KJV) - 1 Samuel 14:14 >

And that first slaughter, which Jonathan and his armourbearer made, was about twenty men, within as it were an half acre of land, [which] a yoke [of oxen might plow].

Jewish Publication Society of America Version (JPS1917) - 1 Samuel 14:14 >

And that first slaughter, which Jonathan and his armour-bearer made, was about twenty men, within as it were half a furrow's length in an acre of land.