It is rude to argue with someone about their religion.
Jeff's new roommate is a Muslim and when the roommate gets up very early to pray, he wakes up Jeff.
Jeff wants to sleep later in the mornings.
Jeff sits down with his roommate and asks him if can do his morning prayer in the living room, far from the bedrooms.
Jeff yells at his roommate when he gets home, saying his stupid chants for his stupid religion are waking him up every morning.
Jeff's roommate agrees to pray in the living room in the morning, and Jeff can sleep in.
Jeff's roommate gets angry at Jeff and decides to move out, leaving Jeff to find another roommate.