The other Mughniyyah. There is a less famous member of the Mughniyyah family. Religious scholar Muhammad Jawad Mughniyyah of Tyre is an important figure in the contemporary history of Sh`iite religious thought. He wrote the book Al-Akhumayni wa-d-Dawla-l-Islamiyyah which was the first critical refutation of Khumayni's doctrine of Wilayat Al-Faqih.