'Reigning' in the Bible

and they are seven kings: five of whom have fallen, one exists and is reigning; the other [the seventh] has not yet come, and when he does come, he must remain a little while.

Then I heard what sounded like the voice of a large crowd, like the sound of raging waters, and like the sound of powerful thunderclaps, saying, "Hallelujah! The Lord our God, the Almighty, is reigning.