Matthew Poole and continuators on 2 Kings 11:14

14 And when she looked, behold, the king stood by a pillar as the manner was, and the princes and the trumpeters by the king, and all the people of the land rejoyced, and blew with trumpets: and Athaliah rent her clothes, and cried, Treason, treason.

Possibly by one of the two famous Pillars of the Temple; of which see 1 King. 7. 21. nigh unto which the Throne was Erected. If it be said, That none but Priests might come thither: I answer, ordinarily they might not: but the King being a Sacred Person, especially upon such Extraordinary occasions might be there. Or, upon a scaffold, possibly that Brazen Scaffold which Solomon Erected, 2 Chron. 6. 13. and left there for such purposes. See 2 King. 23. 3.