A sudden encounter between captives and a rescue force can instantly shift the tide of a conflict, turning deep despair into immediate hope. The primary approach among commentators is that the entire group present at this moment refers specifically to the people taken captive by Ishmael, excluding his own ten subordinates.
When these captives saw Johanan the son of Kareah arrive with his military commanders, their reaction was pure joy. Johanan represented a powerful opposing force standing against their captor. Seeing him and his soldiers arrive caused the captives to immediately realize that their rescue was at hand and that they were about to be freed from their captivity.