King James Version (KJV)
A seed shall serve him; it shall be accounted to the LORD for a generation.
Modern English
Posterity shall serve him; it shall be told of the Lord to the coming generation;
Hebrew
זֶ֥רַע יַ֭עַבְדֶנּוּ יְסֻפַּ֣ר לַאדֹנָ֑י לַ֝דּ֗וֹר׃
zeraʿ yaʿabdenv ysupar laʾdonay ladvor