It signifies good deeds. To see someone playing the saz or to see someone playing the saz in a dream means great luck. It means luck, abundance, abundance. It indicates that beautiful, clean and auspicious events will occur that will make the dreamer smile, and that the person will be as cheerful as before.
To see someone playing saz in a dream means that a person who is pessimistic and unhappy will take on the same mood with his speech and he will have to talk for a while and get tired of it in order to give hope to this person.