Source: The Great Interpretation of Dreams (Ibn Sirin)
A will in a dream indicates a covenant and pact. Whoever sees himself making a will is concerned about his religious or worldly affairs.
Source: Perfuming Humanity in the Expression of Dreams (Al-Nabulsi)
A will indicates maintaining family ties. Whoever sees himself receiving a bequest is bearing a trust.
Source: Signs in the Science of Expressions (Ibn Shaheen)
A will is interpreted as goodness. Whoever sees himself writing his will will have a long life.