22 Rehoboam appointed Abijah son of Maakah as crown prince among his brothers, in order to make him king.

Read 2 Chronicles 11:22 Using Other Translations

And Rehoboam made Abijah the son of Maachah the chief, to be ruler among his brethren: for he thought to make him king.
And Rehoboam appointed Abijah the son of Maacah as chief prince among his brothers, for he intended to make him king.
Rehoboam appointed Maacah’s son Abijah as leader among the princes, making it clear that he would be the next king.