What does 1 Kings 20:1 mean?

Ben-Hadad, the king of Aram, gathered all his army—thirty-two kings with their horses and chariots. They marched up, surrounded Samaria, and attacked it. 1 Kings 20:1 - Modern Text Bible

(A new threat arises as Ben-Hadad and a coalition of kings lay siege to Samaria, setting the stage for another crisis in Israel.)