There was an article written by an anti-shia website and I would like to ask some clarification. They basically quoted classical scholars who said that anyone who is ignorant of the imams, will go to hell. They quote sheikh mufeed saying  "in Al-Muqni’a p. 32, “Knowing them and allying with them allows deeds to be accepted (on the day of Judgment), and rivaling them and being ignorant of them is deserving of hellfire.” "The great Shaikh Al-Ta’ifah, Al-Tusi, said in Al-Rasa’il Al-Ashra