Zechariah prophecies a battle that will destroy Jerusalem. Who fights Jerusalem in that battle?

All the nations of the earth will fight Jerusalem.

Source:

Zechariah 14:1-4

Who are the commanders for the war in heaven in Revelation?

The commanders are Micheal(God’s angels) and the Dragon also known as Satan.

Source:

Revelation 12:7-9

Where did King David’s son Absalom fight his final battle against his father’s army?

Absalom fought his final battle in the wood of Ephraim.

Source:

2^nd Samuel 18:6:17