Five cases were lodged in connection with the blasts at Gaffar Market in Karol Bagh, Barakhamba Road in Connaught Place, besides the one in Greater Kailash and recovery of a bomb near India Gate.
Abdul was arrested last month from Delhi airport upon arrival from Dubai.
Siddibapa, cousin of Indian Mujahideen co-founder Yasin Bhatkal, was held at Indira Gandhi International Airport on May 20 after his arrival from Dubai.
He further said that the nation will come together to fight against such forces threatening the peace and sovereignty.
The Uttar Pradesh police has confirmed the identities of Abu Rashid Ahmad and Mohammad ‘Bada’ Sajid .
He had been detained in October 2015 in Saudi Arabia and arrived in India Tuesday.
According to police, Abedin was allegedly responsible for supplying explosives for operations of the banned outfit, blamed in the past for a string of terror strikes in various parts of the country.
Azamgarh native Md Saifur-rehman Ansari is lodged in Ahmedabad jail.
NIA investigations have now found that several members of JKH were in touch with members of the group deported from Dubai.
Investigators claim Armar gave Rs 6 lakh to spread organisation, buy explosives
The 60-year-old now lives at his ancestral house in Azamgarh with his wife, son Fahad, daughter-in-law and grandchildren.
Terror accused Ansari has been fasting for the last 36 days demanding that he be allowed to mingle with other prisoners.
An effective mechanism to track and possibly neutralise paragliders is also on cards, sources said.
IM leader Riyaz Shahbandari had tasked Sayeedi with collecting the parcel from a courier office in Bhatkal in December 2009 while Sayeedi was on a visit home from Dubai, where he worked.
The accounts also posted a separate image from the latest nasheed video of a purported Indian in the ranks of the IS, identifying him as Abu Qaqa al Hindi.