2 Kings 11:20

And all the people of the land rejoiced, and the city was in quiet: and they slew Athaliah with the sword beside the king’s house.

Cross-reference

2 Kings 11:15 Historical context

2 Kings 11:15 gives the command to kill Athaliah — the event whose result is reported in verse 20.

2 Chronicles 23:21 is the parallel account of the people rejoicing and Athaliah's execution — identical to 2 Kings 11:20.

Proverbs 11:10 states that when the wicked perish the city rejoices — directly illustrated by the joy at Athaliah's death.

Proverbs 29:2 says people rejoice when righteous increase — here Athaliah's wicked rule ends and the people rejoice.

In 1 Kings 1:40, public rejoicing accompanies Solomon's anointing — mirroring the joy after Athaliah's fall and Joash's coronation.