2 Chronicles 23:21

And all the people of the land rejoiced: and the city was quiet, after that they had slain Athaliah with the sword.

Cross-reference

2 Chronicles 21:20 describes Jehoram's death unregretted, contrasting with the rejoicing at Athaliah's death here — both wicked rulers but opposite public reactions.

2 Kings 11:20 records the same rejoicing and execution of Athaliah, confirming the event in parallel wording.

Proverbs 11:10 Related theme

Proverbs 11:10 states that when the wicked perish, the city rejoices—exactly what happened here with Athaliah’s death.