King James Version (KJV)
He measured it by the four sides: it had a wall round about, five hundred {reeds} long, and five hundred broad, to make a separation between the sanctuary and the profane place.
Modern English
He measured it on the four sides. It had a wall around it, the length five hundred, and the width five hundred, to make a separation between that which was holy and that which was common.
Hebrew
לְאַרְבַּ֨ע רוּח֜וֹת מְדָד֗וֹ ח֤וֹמָה לוֹ֙ סָבִ֣יב ׀ סָבִ֔יב אֹ֚רֶךְ חֲמֵ֣שׁ מֵא֔וֹת וְרֹ֖חַב חֲמֵ֣שׁ מֵא֑וֹת לְהַבְדִּ֕יל בֵּ֥ין הַקֹּ֖דֶשׁ לְחֹֽל׃
lʾarbaʿ rvḥvot mdadvo ḥvomah lvo sabiyb ׀ sabiyb ʾorek ḥamesh meʾvot vroḥab ḥamesh meʾvot lhabdiyl beyn haqodesh lḥol