New Delhi, Nov. 18 -- Dr Umar Un Nabi, the main suspect in the 10 November Delhi blast, believed the concept of "suicide bombing" was misunderstood. A video has also surfaced online, showing him speaking about it.

"One of the very misunderstood concepts is what has been labelled as 'suicide bombing'. It is a martyrdom operation," Umar says in the video.

"There are multiple arguments and contradictions that have been brought against it. Martyrdom operation is when a person presumes that he is going to die for sure at a particular place, at a particular time," he further says.

Social media users did not mince words while slamming Dr Umar Un Nabi.

"Committing suicide is a major sin in Islam. Only someone with 'Khawarij' mentality would s...