Seeing Tianshan allusions from Xue's three arrows.
Tianshan Mountain is in the northwest, sending troops to the northwest and setting the Central Plains in the north. I will never forget it. But this body is old and can't do anything about state affairs.
One more
Hu is still alive: It means "Why should the Huns be at home if they are still alive?" in The Biography of Han Huo Qubing.