Established in the year 1946 by Thakur Ankulchandra, the holy Satsang Ashram is a major tourist attraction of Deoghar. The devotees follow the ideals based on four basic principles of agriculture, education, marriage and history. The Ashram preaches the Arya Dharma. There is a museum and a zoo located in the area.
The Satsang has set up many charitable hospitals and schools for the welfare of the common people. There are also publishing houses and a printing press established by the Satsang members.