The rud is a Persian stringed musical instrument. In Persian, the word means string. It has been mentioned in classical Persian literature by Rudaki, Hafez, Naser Khusraw, Sanai, Ferdowsi, Nizami and Qatran Tabrizi other poets. The Arabic 'Ud, whose etymology is not yet convincingly explained, may well have been derived from the Persian word rud.
The Persian poet Ferdowsi states about it:
??? ?? ?????? ?? ??? ? ???
??? ??? ???? ?? ???? ????.
All night they were listening to the sound of the reed...
Read more: Wikipedia
