Judges 6:33
“Then all the Midianites and the Amalekites and the children of the east were gathered together, and went over, and pitched in the valley of Jezreel.”
And Joash said unto all that stood against him, Will ye plead for Baal? will ye save him? he that will plead for him, let him be put to death whilst it is yet morning: if he be a god, let him plead for himself, because one hath cast down his altar.
Therefore on that day he called him Jerubbaal, saying, Let Baal plead against him, because he hath thrown down his altar.
Then all the Midianites and the Amalekites and the children of the east were gathered together, and went over, and pitched in the valley of Jezreel.
But the Spirit of the Lord came upon Gideon, and he blew a trumpet; and Abi–ezer was gathered after him.
And he sent messengers throughout all Manasseh; who also was gathered after him: and he sent messengers unto Asher, and unto Zebulun, and unto Naphtali; and they came up to meet them.
Counter-Arguments
The strongest case that this verse does not belong in this theme.

Cross-References
“And the children of Joseph said, The hill is not enough for us: and all the Canaanites that dwell in the land of the valley have chariots of iron, both they who are of Beth–shean and her towns, and they who are of the valley of Jezreel.”
“And the children of Joseph said, The hill is not enough for us: and all the Canaanites that dwell in the land of the valley have chariots of iron, both they who are of Beth–shean and her towns, and they who are of the valley of Jezreel.”
“That the waters which came down from above stood and rose up upon an heap very far from the city Adam, that is beside Zaretan: and those that came down toward the sea of the plain, even the salt sea, failed, and were cut off: and the people passed over right against Jericho.”
“All nations compassed me about: but in the name of the Lord will I destroy them.”
“And so it was, when Israel had sown, that the Midianites came up, and the Amalekites, and the children of the east, even they came up against them;”