>>Probably would have said the same thing <<
And then again, maybe not.
You do the opposite of the Father's will you are doing the work of Satan no matter what. You become an adversary to God the Father plain and simple. If my parents would want me to become an adversary against God I would tell them off. Would I be breaking a commandment? The Pharisees and Sadduccess would think so.
Jesus had to remind your first “pope” and those that accused Him of breaking the law of that folly.