Twelve suspects, arrested from across the country for their alleged links with terror group ISIS, were remanded in the NIA's custody till February 5 by a special court in New Delhi.
The NIA told the court that Iqbal was required to be interrogated to ascertain the identities of his other associates and know about their funding pattern.
A special court on Monday refused bail to 14 suspected Islamic State operatives, arrested from across the country.
According to the sources, the agency filed the charge sheet before District Judge Amar Nath.
Eleven suspected ISIS operatives arrested from across the country were today remanded in seven days NIA custody by a Delhi court.
The agency claimed that these accused were trying to "advance the cause of ISIS and establish Caliphate in India".