Aqaid Nasafi !link! -
. This work is often studied alongside the original text to understand the rational (ma'qulat) arguments behind the creed. 4. Summary of Key Principles Belief Summary according to al-Nasafi A major sin does not make a believer a disbeliever.
Alternatively, a very accessible and detailed scholarly paper is: aqaid nasafi
The most thorough short paper in English is likely (found in Islamic Creeds: A Selection , Edinburgh University Press, though originally a paper in JRAS or similar). Edinburgh University Press
The treatise is designed for memorization and instruction, organized into roughly 19 sections that cover the foundational pillars of Islamic belief. aqaid nasafi