Islamic Interpretation of Dreams (Ibn-i Sirin):

(Washbowl) In a dream, a basin represents a servant, a mistress, or a wife who brings her husband a life of cleanliness and purity, or it could mean marriage.

A basin in a dream also denotes earnings, a respectful job, or it could mean prosperity.

Seeingone’s reflection in a basin filled with water, like looking at a mirror in a dream represents one’s condition or state.

(Also see Mirror)