What does 2 Samuel 24:16 mean?

When the angel stretched out his hand to destroy Jerusalem, the Lord had compassion and told the angel, 'Enough. Stop now.' The angel was by the threshing floor of Araunah the Jebusite. 2 Samuel 24:16 - Modern Text Bible

(God’s mercy shows up in the middle of judgment. He stops the destruction before Jerusalem is wiped out.)