What is the meaning of Hosea 1:11?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

Then the people of Judah and of Israel will be gathered together, and they will appoint for themselves one leader, and will go up out of the land. For great will be the day of Jezreel.

Berean Standard Bible (BSB)

The children of Judah and the children of Israel will be gathered together, and they will appoint themselves one head, and will go up from the land; for great will be the day of Jezreel.

World English Bible (WEB)

Then shall the children{H1121} of Judah{H3063} and the children{H1121} of Israel{H3478} be gathered{H6908}{(H8738)} together{H3162}, and appoint{H7760}{(H8804)} themselves one{H259} head{H7218}, and they shall come up{H5927}{(H8804)} out of the land{H776}: for great{H1419} shall be the day{H3117} of Jezreel{H3157}.

Strong's King James

And Y'hudah and Isra'el's sons will be gathered together, They will establish for themselves one head, And they will go up from the land, For great is the day of Yizre‘el!

The F.O.G*

The F.O.G Paraphrase

and gathered have been the sons of Judah and the sons of Israel together, and they have appointed to themselves one head, and have gone up from the land, for great is the day of Jezreel.

Young's Literal Translation