Islamic teachings/belief tell you approximately as much as catholics teachings/belief which is to say next to nothing.
The Islamic world in as much as it exists as entity is not homogeneous in its belief and practices. It’s a collection of countries and groups and they don’t all agree.
I never said it was homogenous, I’m pointing out core beliefs that - while modified in a few places - are definitional for the religion, and are fundamentally at odds with other perspectives.
This isn’t hypothetical, this is a lived experience for a billion+ people.
So is the vast majority of secular western society according to hardline christian religion. I think what poster you're replying to is implicitly saying is just that religious institutions have to weakened and "tamed"