Moulavi Gerágh Ali, A Critical Exposition of the Popular 'Jihád'…
“ Even if it be admitted that Maria the Coptic was a slave-girl, there is no proof that she was a concubine-slave. It is a stereotyped fabrication of traditionists, and the unpardonable blunder on the part of European writers, that they almost always confound female-slaves, and even sometimes captives, with concubine-slaves. ”
