Source: The Great Interpretation of Dreams (Ibn Sirin)
Dawn in a dream indicates relief, salvation, and the beginning of a new matter. It indicates guidance after misguidance.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
Dawn indicates paying off debt and fulfilling a covenant. It indicates righteousness and piety.
Source: Signs in the Science of Expressions (Ibn Shaheen)
Dawn is interpreted as relief and joy. Whoever sees the dawn break, God will relieve his worry.