What does 2 Chronicles 13:6 mean?

But Jeroboam, Nebat's son, rebelled against his master Solomon's son, Rehoboam, when he was young and inexperienced, and couldn't stand up to him. 2 Chronicles 13:6 - Modern Text Bible

(Abijah accuses Jeroboam of taking advantage of Rehoboam's weakness to start a rebellion.)