To dream that you are knocking at the door, means that you’re trying to get into the new chapter of your life. If the doors are opened, you will get through very easily. If you hear knocking at the door, it could mean new opportunities in your waking life. Sometimes the actual knocking while you sleep makes you dream of knocking the door which means nothing.

…To hear knocking in your dreams, denotes that tidings of a grave nature will soon be received by you. If you are awakened by the knocking, the news will affect you the more seriously….

(See Smashing)

…(Bang | Collide | Hit | Impact | Knocking) To bang one’s head against a rock or a wall in a dream means suffering from failing to perform one’s night prayers, (arb. ‘Isha)…

Dreaming of a business appointment means good plans for the future. To set a romantic, date, means romance knocking on your door.

…a dream, it means loss of power or money. If one sees himself in a dream knocking his fingernails against his teeth in a dream, it means committing a despicable and a loathsome act. As for seeing one’s chest in a dream, if one sees himself having a broad and a nice looking chest (See Chest), it means repentance of a sinner, or being eager and willing to follow the truth and to comply with it, or to make easy what was earlier difficult. One’s breasts in a dream (See Breast) represent his daughter. Man’s breast in a dream means a woman, and woman’s breasts in a dream represents a man. Breasts in a dream mean five things – a little boy, a little girl, a servant, a friend, or a brother. One’s abdomen in a dream means money, children, relatives or prosperity. If one sees his abdomen being cut…

…(Door) Knocking on one’s door in a dream means a fight waged by an intruder. (Also see Close | Door)…

To hear your nails knocking, means that you are trying to show how unhappy you are in very delicate way. The nails that are red and very dominant, means you will not have to work hardly. The dull, unhealthy or yellow nails shows the hardships the dreamer is going to have. The dream in which you have long nails and injure yourself or others with it, means that you will have to deal with you aggression, otherwise you will hurt others more than you think you could to do so. The long nails also are symbols of your desire to get what doesn’t belong to you, or you simply have higher expectations from life, then most of the people you know.

…To see spirits in a dream, denotes that some unexpected trouble will confront you. If they are white-robed, the health of your nearest friend is threatened, or some business speculation will be disapproving. If they are robed in black, you will meet with treachery and unfaithfulness. If a spirit speaks, there is some evil near you, which you might avert if you would listen to the counsels of judgment. Dreaming that you hear spirits knocking on doors or walls, denotes that trouble will arise unexpectedly. To see them moving draperies, or moving behind them, is a warning to hold control over your feelings, as you are likely to commit indiscretions. Quarrels are also threatened. To see the spirit of your friend floating in your room, foretells disappointment and insecurity. To hear music supposedly coming from spirits, denotes unfavorable changes and sadness in the household….