Armageddon subdived by the books refering to this great battle location
Armageddon also valley of Megiddo,Hamongog
Jos 12:21 The king of Taanach, one; the king of Megiddo, one;
Jos 17:11 And Manasseh had in Issachar and in Asher Bethshean and her towns, and Ibleam and her towns, and the inhabitants of Dor and her towns, and the inhabitants of Endor and her towns, and the inhabitants of Taanach and her towns, and the inhabitants of Megiddo and her towns, even three countries.
Jg 1:27 Neither did Manasseh drive out the inhabitants of Bethshean and her towns, nor Taanach and her towns, nor the inhabitants of Dor and her towns, nor the inhabitants of Ibleam and her towns, nor the inhabitants of Megiddo and her towns: but the Canaanites would dwell in that land.
Jg 5:19 The kings came and fought, then fought the kings of Canaan in Taanach by the waters of Megiddo; they took no gain of money.
1Ki 4:12 Baana the son of Ahilud; to him pertained Taanach and Megiddo, and all Bethshean, which is by Zartanah beneath Jezreel, from Bethshean to Abelmeholah, even unto the place that is beyond Jokneam:
1Ki 9:15 And this is the reason of the levy which king Solomon raised; for to build the house of the LORD, and his own house, and Millo, and the wall of Jerusalem, and Hazor, and Megiddo, and Gezer.
2Ki 9:27 But when Ahaziah the king of Judah saw this, he fled by the way of the garden house. And Jehu followed after him, and said, Smite him also in the chariot. And they did so at the going up to Gur, which is by Ibleam. And he fled to Megiddo, and died there.
2Ki 23:29 In his days Pharaohnechoh king of Egypt went up against the king of Assyria to the river Euphrates: and king Josiah went against him; and he slew him at Megiddo, when he had seen him.
2Ki 23:30 And his servants carried him in a chariot dead from Megiddo, and brought him to Jerusalem, and buried him in his own sepulchre. And the people of the land took Jehoahaz the son of Josiah, and anointed him, and made him king in his father's stead.
1Ch 7:29 And by the borders of the children of Manasseh, Bethshean and her towns, Taanach and her towns, Megiddo and her towns, Dor and her towns. In these dwelt the children of Joseph the son of Israel.
2Ch 35:22 Nevertheless Josiah would not turn his face from him, but disguised himself, that he might fight with him, and hearkened not unto the words of Necho from the mouth of God, and came to fight in the valley of Megiddo.
Armageddon in Revelations
Re 16:16 And he gathered them together into a place called in the Hebrew tongue Armageddon.
Armageddon from Enoch