Source: The Great Interpretation of Dreams (Ibn Sirin)
The soothsayer in a dream is a man of falsehood and lies. Whoever sees himself becoming a soothsayer falls into strife and speaks falsehood.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
The soothsayer indicates a slandering man who divides people. Asking him a question indicates falling into confusion.
Source: Signs in the Science of Expressions (Ibn Shaheen)
The soothsayer is interpreted as worry. Whoever sees himself sitting with him will be afflicted with worry.