Islamic Interpretation of Dreams (Ibn-i Sirin):

(Accomplished; Compassed) A finished business in a dream connotes life and continuity. Completing good deeds in a dream means desiring to have children. Completing one’sjob in a dream is a sign of prosperity for rich people and the strong ones.

It also signifies owning properties and having control over a vast land and its people.

(Also see Incomplete job)