2 Chronicles 23:11-13

Then they brought out the king’s son, and put the crown upon him, and gave him the testimony, and made him king: and Jehoiada and his sons anointed him; and they said, Long live the king. And when Athaliah heard the noise of the people running and praising the king, she came to the people into the house of Jehovah: and she looked, and, behold, the king stood by his pillar at the entrance, and the captains and the trumpets by the king; and all the people of the land rejoiced, and blew trumpets; the singers also played on instruments of music, and led the singing of praise. Then Athaliah rent her clothes, and said, Treason! treason!