The temple of Dev Sangha Ashram ( Nav Durga Mandir ) is in a small city called Deoghar. 

Deoghar is located on 24.03 degree and 24.38 degree north south between 86.28 degree and 87.4 degree east with an area of 952 square miles. 

The present district of Deoghar was a part of three kingly estates during English period namely CHANDEL Raj Pariwar Giddhor, Laxmipur GHATWAL and Rohni GHATWAL. Famous traveler Megasthneze visited India in 302 B.C. In the court of CHANDRAGUPTA of Patliputra (Patna) has described regarding this area in his works. 

HIUN SIANG a famous chinese traveler who visited in the court of Harsa 645 A.D., also has described the rocky area of Rajmahal and human culture adjacent area of Deoghar .... more