King James Version (KJV)
His seed shall endure for ever, and his throne as the sun before me.
Modern English
His offspring shall endure forever, his throne as long as the sun before me.
Hebrew
זַרְע֥וֹ לְעוֹלָ֣ם יִהְיֶ֑ה וְ֝כִסְא֗וֹ כַ֭שֶּׁמֶשׁ נֶגְדִּֽי׃
zarʿvo lʿvolam yihyeh vkisʾvo kashemesh negdiy