Kitto's Popular Cyclopedia of Biblial Literature
A´dah (Adornment, comeliness)
1. one of the wives of Lamech (Genesis 4:19);
2. one of the wives of Esau, daughter of Elon the Hittite (Genesis 36:4). She is called Judith in Genesis 26:34.
Kitto, John, ed. Entry for 'Adah'. "Kitto's Popular Cyclopedia of Biblial Literature". https://www.studylight.org/encyclopedias/eng/kbe/a/adah.html.