Lamma Bada is an old Andalusian song, from the 15th Century Moorish Spain. The time signature of 10/8 is in the Arabic Samai pattern. This arrangement is for instruments, there are no lyrics included. The chords are not traditional, but are often played by non-traditional groups.
Find by ear tutorials for the instrumental version here:
Learn the tune: https://youtu.be/Af17NanbZyk
Learn the rhythm: https://youtu.be/kuixVRCjSrc
This version is in bass clef for instruments such as cello, bassoon, baritone horn/tuba