ATS was found that Siddiqui is involved in the illegal conversion racket under the garb running various educational, social and religious organisations, ADG Kumar said.
Selahaddin Gulen, who was wanted in Turkey on charges of membership in a terror organization, was seized in an operation by Turkey's national spy agency MIT.
The cleric, whose identity has not been disclosed, was wanted for releasing videos in a manner that harms reconciliation in the country and has been remanded till May 14.
The Islamic Republic and the Iranian nation would stand up against dictatorship," Khatami was quoted as saying by Mizan news agency.
Earlier today, he accepted headlong a challenge by a West Bengal cleric's fatwa offering Rs.10 lakhs to shave off Nigam's head.
Nazim Ali Nizami, one of the clerics, did reject Pakistani media reports that they were in "interior Sindh where there was no communication network".
Nazim Nizami, one of the two clerics, told the reporters that a newspaper ‘Ummat’ in Pakistan printed false statements of them being 'RAW spies'.
External Affairs Minister Sushma Swaraj on Sunday had announced that she had spoken to the duo, they were safe and would be arriving on Monday.
The two Sufi clerics of Delhi's Hazrat Nizamuddin Dargah, who are returning from Pakistan, will today meet External Affairs Minister Sushma Swaraj.
Pakistan had yesterday conveyed to India that the two missing clerics had been "traced" and that they had reached Karachi.
Sajid Ali, the son of missing cleric Asif Ali Nizami, on Saturday requested the agencies in Pakistan to free his father, adding the former is innocent and not involved in any unwanted activities.
The Congress leader added that nothing can be done about what is happening in a neighbouring country, except put pressure, seek information and give reminders.
Swaraj said that she has requested Pakistan to update New Delhi on both Indian nationals.