Source: The Great Interpretation of Dreams (Ibn Sirin)
Seeing righteous saints in a dream indicates goodness, blessing, following the truth, and salvation from hardships.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
Seeing the righteous indicates the dreamer's righteousness and the acceptance of his deeds.
Source: Signs in the Science of Expressions (Ibn Shaheen)
Seeing the righteous is interpreted as goodness and blessing. Whoever sees them will attain goodness.