The booklet “The Prophet of Islam – The Ideal Husband” by Syed Abu Zafar Zain is available at ICNA Canada’s bookstore.
Here are excerpts from the book:
The following questions are generally raised by Orientalists, Jews and Christians out to present the Prophet of Islam [Mohammad] in a misguiding light…
Question: Why Islam permits an unlimited number of slave-women for marriage?
Answer: As slaves, women face a worse lot than men. If they cannot get free by any other way, such as arranging ransom, the best solution for them is marriage. A slave-wife becomes automatically free as soon as she becomes a mother or a widow. And her children are born free. They receive the same status as the children of her fellow free co-wives. And how else are you going to honourably incorporate in your society women captured in war?