What does 2 Chronicles 23:1 mean?

In the seventh year, Jehoiada got up his courage and made a pact with the commanders—Azariah son of Jeroham, Ishmael son of Jehohanan, Azariah son of Obed, Maaseiah son of Adaiah, and Elishaphat son of Zichri. 2 Chronicles 23:1 - Modern Text Bible

(Jehoiada, the priest, decides it's time to act. He brings together key military leaders to plan a rebellion against Athaliah.)