"Talking about Islam as the only religion, leading to views that are clearly problematic, and in some cases led to terrorism.

VOA: standard.2010.07.12

The only difference is they have one period a day where they study Islam."

VOA: standard.2010.07.12

Most Saudis are Sunni Muslims, and Sunni Islam is the only allowed religion in the country.

FORBES: An Islamic Revolution In Saudi Arabia Would Send Oil To $300 A Barrel

Often these recruits have only a shallow knowledge of Islam.

BBC

Islam is not the only system of belief with an important role in Indonesian politics.

ECONOMIST: A survey of Indonesia