21 And when Rehoboam arrived in Jerusalem, he mobilized the whole house of Judah and the tribe of Benjamin—180,000 chosen warriors—to fight against the house of Israel and restore the kingdom to Rehoboam son of Solomon.
1 Kings 12:21 Cross References - MSB
1 Chronicles 21:5
5 And Joab reported to David the total number of the troops. In all Israel there were 1,100,000 men who drew the sword, including 470,000 in Judah.
2 Chronicles 11:1-3
1 When Rehoboam arrived in Jerusalem, he mobilized the house of Judah and Benjamin—180,000 chosen warriors—to fight against Israel and restore the kingdom to Rehoboam.
2 But the word of the LORD came to Shemaiah the man of God:
3 “Tell Rehoboam son of Solomon king of Judah and all the Israelites in Judah and Benjamin
2 Chronicles 14:8
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 men of valor.
2 Chronicles 14:11
11 Then Asa cried out to the LORD his God: “O LORD, there is no one besides You to help the powerless against the mighty. Help us, O LORD our God, for we rely on You, and in Your name we have come against this multitude. O LORD, You are our God. Do not let a mere mortal prevail against You.”
2 Chronicles 17:14-19
14 These are their numbers according to the houses of their fathers: From Judah, the commanders of thousands: Adnah the commander, and with him 300,000 mighty men of valor;
15 next to him, Jehohanan the commander, and with him 280,000;
16 and next to him, Amasiah son of Zichri, the volunteer for the LORD, and with him 200,000 mighty men of valor.
17 From Benjamin: Eliada, a mighty man of valor, and with him 200,000 armed with bows and shields;
18 and next to him, Jehozabad, and with him 180,000 armed for battle.
19 These were the men who served the king, besides those he stationed in the fortified cities throughout Judah.