'Kings' in the Bible

And these are the kings that reigned in the land of Edom before there reigned a king over the children of Israel: Bela the son of Beor; and the name of his city was Dinhabah.

And all Israel were registered by genealogy; and behold, they are written in the book of the kings of Israel. And Judah was carried away to Babylon because of their transgression.

He suffered no man to oppress them, And reproved kings for their sakes,

And the children of Ammon came out, and put the battle in array at the entrance of the city; and the kings that had come were by themselves on the field.

And it came to pass at the time of the return of the year, at the time when kings go forth, that Joab led forth the power of the army, and laid waste the land of the children of Ammon, and came and besieged Rabbah. But David abode at Jerusalem. And Joab smote Rabbah, and overthrew it.