The phrase "evil forces" refers to malevolent or harmful influences, entities, or individuals that are believed to be responsible for causing harm, suffering or destruction. It can refer to anything from natural disasters, to human actions such as crime or war, to supernatural beings such as demons or evil spirits. The concept of "evil forces" is often used in religious or spiritual contexts, where it is believed that there are forces of good and evil at work in the world, with humans being subject to their influence.