The Treatise on Music Translated into Hebrew by Juda ben Isaac (Paris B.N. Héb. 1037, 22v-27v)
https://jewish-music.huji.ac.il/sites/default/files/07%20The%20Treatise%20on%20Music%20translated%20into%20Hebrew%20by%20Juda%20ben%20Isaac%20-%20Paris%20BN%20Heb%201037%2022v-27v%20pp%20129-162%20J%20Smits%20van%20Waesberghe%20incl%20title%20page.pdf