All I know is Abdul-Rahman Kassig’s will was to reject Christ for some man-made compulsion. I’ve grown tired of the ‘how do you know’ PC crap with all the false religions - Judaism, Islam, Hinduism, Humanism, Celebrity Worshipism, etc. I find it easier to observe that following that nonsense won’t get you to heaven as opposed to calling God a liar. But, be my guest.
You don’t know squat about this guys end relationship with God.
Show me the timeline as he kept you up to date with his inner spiritual life before he was finally killed by his serial killer captors