About music oud
[as well as] duration [with the ‛ūd] might be: 30-six joint fingers—with great thick fingers—and the entire will amount to 3 ashbār.[Notes one] And its width: fifteen fingers. And its depth seven along with a 50 % fingers. As well as measurement with the width on the bridge with the remainder at the rear of: 6 fingers. Remains the duration