2 Kings 11:13-14

13Now when Athaliah heard the noise of the escorts and the people, she came to the people in the temple of the Lord.

14When she looked, there was the king standing by a pillar according to custom; and the leaders and the trumpeters were by the king. All the people of the land were rejoicing and blowing trumpets. So Athaliah tore her clothes and cried out, “Treason! Treason!”