What does 1 Samuel 15:32 mean?

Then Samuel said, 'Bring me Agag, the king of the Amalekites.' Agag came to him, thinking, 'Surely the worst is over.' 1 Samuel 15:32 - Modern Text Bible

(Samuel calls for Agag, the enemy king Saul had spared. Agag thinks he’s safe now, not realizing what’s about to happen.)