Dr. Saheb-You are an amazing teacher-so please keep on teaching. Yes this information is from your book The Criminals of Islam, I just discovered the video.
Those who visit this forum, should know that according to Bilal in Urdu Bazar, Karachi -Islam Ke Mujrim and Karbala ki Haqiqat are very popular.
And Ahsan Abbas have printed several of your books for free distribution.
QXP VI-No other translation come close to it.