Arcana Coelestia #1367
1367. That 'Haran' means interior idolatrous worship and 'Terah' idolatrous worship in general has been stated and shown already. That 'the land of his birth' means the source from which their idolatrous worship derived is clear from the meaning of 'birth' as a source and derivation, dealt with above at verses 10 and 27.
Genesis 11:27
27
Now this is the history of the generations of Terah. Terah became the father of Abram, Nahor, and Haran. Haran became the father of Lot.