What does 2 Samuel 18:26 mean?

And the watchman saw another man running; and the watchman called unto the porter, and said, Behold, another man running alone. And the king said, He also bringeth tidings.

And the watchman saw another man running: and the watchman called unto the porter, and said, Behold another man running alone. And the king said, He also bringeth tidings.

And the watchman saw another man running; and the watchman called unto the porter, and said, Behold, another man running alone. And the king said, He also bringeth tidings.

Then the watchman saw another man running: and crying out in the direction of the door he said, Here is another man running by himself. And the king said, He, like the other, comes with news.

And the watchman seeth another man running, and the watchman calleth unto the gatekeeper, and saith, `Lo, a man running by himself;' and the king saith, `Also this one is bearing tidings.'

The watchman saw another man running, and crying aloud from above, he said: I see another man running alone. And the king said: He also is a good messenger.

And the watchman saw another man running; and the watchman called to the porter and said, Behold a man running alone. And the king said, He also is a bearer of news.