People worship different things; there must be 'no coercion in matters of faith! - Karen Armstrong

In any previous empire the religion of the ruling class had always been distinct from the faith of the subjugated masses, so the Christian emperors’ attempt to impose their theology on their subjects was a shocking break with precedent and was experienced as an outrage.

The new Sufi tariqahs founded at this time stressed the unlimited potential of human life. Sufis could experience on the
spiritual plane what the Mongols had so nearly achieved in terrestrial politics

Religious people often prefer to be right rather than compassionate. Often, they don't want to give up their egotism. They want their religion to endorse their ego, their identity.