About music oud
[as well as] size [from the ‛ūd] are going to be: thirty-6 joint fingers—with great thick fingers—and the full will volume to a few ashbār.[Notes 1] And its width: fifteen fingers. And its depth 7 and also a 50 percent fingers. And the measurement on the width with the bridge with the rest behind: 6 fingers. Remains the length of the string