'Kings of the Earth' in the Bible

The kings of the earth set themselves, and the rulers take counsel together, against the LORD, and against his anointed, saying,

He shall cut off the spirit of princes: he is terrible to the kings of the earth.

Also I will make him my firstborn, higher than the kings of the earth.

So the heathen shall fear the name of the LORD, and all the kings of the earth thy glory.

All the kings of the earth shall praise thee, O LORD, when they hear the words of thy mouth.

Kings of the earth, and all people; princes, and all judges of the earth: