King James Bible
King James Version (KJV)

This word leannoth seems to point to some kind of instrument "unknown (Ps. 88, title). The whole phrase has by others been" "rendered, "On the sickness of affliction: a lesson;" or," Concerning afflictive sickness: a didactic psalm.
Related Bible Dictionary Terms:
Leannoth Mahalath Mahalath Maschil Maschil