Holman Bible Dictionary
(ehn-had' duh) City in tribal lot of Issachar (Joshua 19:21 ). It is apparently el-Hadetheh about six miles east of Mount Tabor.
Hastings' Dictionary of the Bible
EN-HADDAH ( Joshua 19:21 ). A city of Issachar noticed with En-gannim and Remeth; perhaps the present village Kefr Adhân on the edge of the Dothan plain, W. of En-gannim.
Hitchcock's Bible Names
Quick sight; well of gladness
Beth-Paz'Zez - (house of the dispersion ), a town of Issachar named with En-haddah ( Joshua 19:21 ) and of which nothing is known
Beth-Pazzez - A town of Issachar near En-gannim and En-haddah
en-Haddah - En-haddah ( Joshua 19:21 )
Fountain - Thus the frequency of the Hebrew root En, meaning spring, in place names: En-dor (Joshua 17:11 ); En-eglaim (Ezekiel 47:10 ); En-gannim (Joshua 15:34 ); En-gedi (Joshua 15:62 ); En-haddah (Joshua 19:21 ); En-hakkore (Judges 15:19 ); En-hazor (Joshua 19:37 ); En-rimmon; (Nehemiah 11:29 ); En-rogel and En-shemesh (Joshua 15:7 ); and En-tappuah (Joshua 17:7 )