Of the increase of his government and peace there will be no end. He will reign on David's throne and over his kingdom, establishing and upholding it with justice and righteousness from that time on and forever. The zeal of the LORD Almighty will accomplish this.
NIV
Of the increase of His government and of peace there shall be no end, upon the throne of David and over his kingdom, to establish it and to uphold it with justice and with righteousness from the [latter] time forth, even forevermore. The zeal of the Lord of hosts will perform this. [Dan. 2:44; I Cor. 15:25-28; Heb. 1:8.]AMP
Of the increase of his government and peace there shall be no end, upon the throne of David, and upon his kingdom, to order it, and to establish it with judgment and with justice from henceforth even for ever. The zeal of the LORD of hosts will perform this.
KJV