Reading Time: < 1 minuteImam Jafar Sadiq (a.s.): The believer would intercede for his friend except that he be a Nasibi (enemy of Ahle Bait) because even if all the messengers prophets and proximate angels intercede for one Nasibi person they would not be able to intercede.
Behaar al-Anwaar v 8 p 41