יִמְלֹ֤ךְ יְהוָ֨ה ׀ לְעוֹלָ֗ם אֱלֹהַ֣יִךְ צִ֭יּוֹן לְדֹ֥ר וָדֹ֗ר הַֽלְלוּ־יָֽהּ׃
The LORD will reign for ever, Thy God, O Zion, unto all generations. Hallelujah.
Rashi on Psalms
The Lord will reign forever He will perpetuate His kingdom with the redemption of His children.