The Regional Fiqh Schools of the Companions: Madīnah, Makkah, Kūfah, and Other Centers
Answer
Of these seven jurist-muftīs, the students and companions of three of them spread their legal method further: the students of Ḥaḍrat Zayd ibn Thābit did so in Madīnah, the companions of Ḥaḍrat ʿAbdullāh ibn ʿAbbās in Makkah, and the students of Ḥaḍrat ʿAbdullāh ibn Masʿūd in Kūfah — each propagating the fiqh and fatwā of their own shaykh.
Source: Fatawa Mahmudiyya
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