To see or play a harp in your dream, represents spiritual harmony.
It is a healing symbol.
Harp 1. Heavenly or spiritual pursuits, harmony and balance. 2. Sadness over the misfortunes of others, difﬁculties, loss or illness (to hear sad harp music). 3. The inability to “let something go” like a mistake or a misdeed (as in “harping on it”).