Source: The Great Interpretation of Dreams (Ibn Sirin)
An echo in a dream indicates false speech or a man who imitates others. Hearing it indicates hearing false news.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
An echo indicates a man with no opinion of his own. Whoever sees himself hearing his echo is following his desires.
Source: Signs in the Science of Expressions (Ibn Shaheen)
An echo is interpreted as worry. Whoever sees himself hearing it will be afflicted with worry.