Abū Muḥammad al-Rāmahurmuzī
... that Abū Muḥammad al-Rāmahurmuzī was one of the first authors to write a comprehensive book of hadith terminology?
... that <b id="mwDjM"><a href="./Ramahurmuzi" id="mwDjQ" rel="mw:WikiLink" title="Ramahurmuzi">Abū Muḥammad al-Rāmahurmuzī</a></b> was one of the first authors to write a comprehensive book of <a href="./Hadith_terminology" id="mwDjU" rel="mw:WikiLink" title="Hadith terminology">hadith terminology</a>?