A review in the NY Times discusses a documentary called "Human Weapons" that traces the history of suicide bombing as a tactic. It mentions that under Iran's Ayatollah Ruhollah Khomeini, the following was part of suicide bombers' training:
The ayatollah promised future martyrs a heavenly afterlife of gardens, castles and beautiful angels. One former Iranian soldier describes his indoctrination (which involved viewing Arnold Schwarzenegger and karate movies) as "neutralizing the sensual instinct and instilling a warrior instinct."