Six in the second place means

Darkening of the light injures him in the left thigh.

He gives aid with the strength of a horse.

Good fortune.

Here the Lord of Light is in a subordinate place and is wounded by the Lord of Darkness. But the injury is not fatal; it is only a hindrance. Rescue is still possible. The wounded man gives no thought to himself; he thinks only of saving the others who are also in danger. Therefore he tries with all his strength to save all that can be saved. There is good fortune in thus acting according to duty.