Strong's #4258: Machalath (pronounced makh-al-ath')
the same as 4257; sickness; Machalath, the name of an Ishmaelitess and of an Israelitess:--Mahalath.
Brown-Driver-Briggs Hebrew Lexicon:
machălath
Mahalath = "stringed instrument"
1) daughter of Jerimoth son of king David and wife, evidently the
2) daughter of Ishmael and wife of Esau
Part of Speech: noun proper feminine
Relation: the same as H4257
Usage:
This word is used 2 times:
Genesis 28:9: "unto the wives which he had Mahalath the daughter of Ishmael Abraham's son,"
2 Chronicles 11:18: "And Rehoboam took him Mahalath the daughter of Jerimoth the son of David"