Revelation 5:10

καὶ ἐποίησας αὐτοὺς τῷ Θεῷ ἡμῶν βασιλεῖς καὶ ἱερεῖς, καὶ βασιλεύσουσιν ἐπὶ τῆς γῆς.

kai epoiēsas aytoys tō Theō ēmōn basileis kai iereis, kai basileysoysin epi tēs gēs.

King James Version (KJV)

And hast made us unto our God kings and priests: and we shall reign on the earth.

Modern English

You have made them to be a kingdom and priests to serve our God, and they will reign on the earth.