an army [heb] the power of an army

2 Chronicles 11:1
When Rehoboam arrived in Jerusalem, he mobilized the house of Judah and Benjamin--180, 000 choice warriors--to fight against Israel and restore the kingdom to Rehoboam.

2 Chronicles 13:3
Abijah went into battle with an army of 400, 000 choice men, while Jeroboam drew up in formation against him with his army of 800, 000 choice men.

2 Chronicles 14:8
Asa had an army of 300, 000 men from Judah bearing large shields and spears, and 280, 000 men from Benjamin bearing small shields and drawing the bow. All these were mighty warriors.

2 Chronicles 17:14-19
These are their numbers according to the houses of their fathers: For Judah, the commanders of thousands: Adnah the commander and 300, 000 mighty warriors with him; . . .