Question

How did it help him next?​

Answer 1

The spirit of the dog again came into the good old mans dream and told him how the wicked neighbours had burned their mill. Then the spirit advised him to take the ashes of his mill and sprinkle them on the withered trees. This way the dogs spirit helped him next.

Answer 2

A replica of something is a close — sometimes exact — likeness. ... Someone creating a replica is creating an imitation of the original. The word first appeared in 17th-century Italy, taking its meaning from the word replicare, "to reply or repeat," as used in music. In time, it came to mean a copy, often of a work of art.