The banks, where they are coming, but when?
Much of humor is contrived by sarcasm, and a sarcastic tone of voice is not easily heard through solely visual mediums. Hope this helped.
Answer:
The excerpt below can be taken apart individually, the first part to take apart is the phrase "There is either obedience or" meaning that if you are not loyal to the church then something bad would happen. Which would lead to the second part, "the church will burn like hell is burning" meaning, if the loyalty to the church is not met, then you will burn like hell.