American Tract Society Bible Dictionary
A city of Assyria, built by Ashur or by Nimrod, Genesis 10:11,12 . It was at some distance from Nineveh, and Resen lay between them. It is thought to have been near the river Lycus, the great Zab, which empties into the Tigris.
These files are public domain and are a derivative of the topics are from American Tract Society Bible Dictionary published in 1859.
Rand, W. W. Entry for 'Calah'. American Tract Society Bible Dictionary. https://www.studylight.org/dictionaries/eng/ats/c/calah.html. 1859.