2 Chronicles 25:11

Modern

Amaziah, however, summoned his strength and led his troops to the Valley of Salt, where he struck down 10,000 men of Seir,

Traditional

And Amaziah strengthened himself, and led forth his people, and went to the valley of salt, and smote of the children of Seir ten thousand.

Literal

And Amaziah strengthened himself and led forth his people, and he went to the Valley of Salt and he struck down ten thousand of the sons of Seir.

Latin

Porro Amasias confidenter eduxit populum suum, et abiit in vallem Salinarum, percussitque filios Seir decem millia:

Hebrew

English

Amaziah, however, summoned his strength and led his troops to the Valley of Salt, where he struck down 10,000 men of Seir,

The Valley of Salt, located south of the Dead Sea, was a frequent battlefield. David also fought the Edomites there (2 Samuel 8:13; see Psalm 60).
Amaziah did not capture the port at Elath (2 Chronicles 26:2); his conquest was limited to northern Edom.

2 Kings 14:7
Amaziah struck down 10,000 Edomites in the Valley of Salt. He took Sela in battle and called it Joktheel, which is its name to this very day.
Psalm 60:1
For the choirmaster. To the tune of “The Lily of the Covenant.” A Miktam of David for instruction. When he fought Aram-naharaim and Aram-zobah, and Joab returned and struck down 12,000 Edomites in the Valley of Salt. You have rejected us, O God; You have broken us; You have been angry; restore us!
2 Samuel 8:13
And David made a name for himself when he returned from striking down eighteen thousand Edomites in the Valley of Salt.

Amaziah: King of Judah, son of Joash

Seir: Region inhabited by Edomites, descendants of Esau Valley of Salt: Valley where David and his commanders defeated enemies