Original sentence: In traditional Shi'a sources, Abdullah Ibn Saba'  is sometimes viewed as an extremist Shia (ghulat), himself cursed by Jaʿfar al-Ṣādiq
Edited sentence: Although the existence of Abdullah Ibn Saba' is seriously under question, even if such a person existed, the stories propagated about this person are legendary, false, fabricated, and fictitious.In Shia' views, the claim that Ibn Saba' as the founder of Shia Islam is considered propaganda.In traditional Shi'a sources, he is sometimes viewed as an extremist Shia (ghulat), himself cursed by Jaʿfar al-Ṣādiq