>> Then they will stab me to death.
Folks that don’t respond to polite requests for quiet aren’t worth engaging any further. Your best option is to get your refund and leave the theater.
Maybe my best option is to not be intimidated. I have diabetes, two heart attacks and just over prostate cancer. Perhaps I will become the aggressor.
An armed society is a polite society.
I'd give management a choice, my business or his. I'd take the refund but never return if he sided with the rude patrons.