As Joshua advances from Libnah to Lachish, a fresh military force arrives to confront him. Exactly at the moment of this advance, Horam, the king of Gezer, mobilizes his troops and leaves his territory in an attempt to assist Lachish in the ongoing battle [ביאור שטיינזלץ].
However, this effort to provide reinforcements fails completely. Joshua decisively strikes down Horam and his army, securing an absolute victory and leaving no survivors behind [ביאור שטיינזלץ].