Editing Openai/690e264c-c9e4-800c-ae44-f3cf949de7b4 (section)

==== After Islamization, many Persian administrators and scholars who converted brought that same mentality: ====
* meticulous chain of transmission (compare to Zoroastrian priestly lineages of teaching),
* graded purity laws and ritual detail,
* a sense that truth = correct transmission of formula and ritual act.

That mindset meshed perfectly with the emergent hadith culture:

: 

So while Islam’s content was Arabic, its institutional form was increasingly Persianized.
The Abbasid administration and religious schools mirrored the Sasanian bureaucratic-religious model:
priests → judges; Avesta → Qurʾān; nask commentaries → fiqh manuals.