Source: The Great Interpretation of Dreams (Ibn Sirin)
(By analogy with the sea and the ship) A harbor in a dream indicates safety and salvation after travel or hardship. Arriving at it indicates achieving goals.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
(By analogy) A harbor indicates a place of sustenance and trade. It indicates relief and the end of worry.
Source: Signs in the Science of Expressions (Ibn Shaheen)
(By analogy) A harbor is interpreted as goodness and security. Whoever sees himself in it is safe from his fear.