Islamic Interpretation of Dreams (Ibn-i Sirin):

(Drink one’s fill; Quench one’s thirst; Irrigation) To drink one’s fill after being thirsty in a dream means satisfaction and ease in one’s business, end of one’s difficulties, richness after poverty, repentance from sin, recovering from sickness, continuing one’s education after a long interruption of one’s studies, attending to one’s spiritual interests, or it could mean inclining toward a religious life. Quenching one’s thirst in a dream also means being healthy, religious and rightful.