"And Mary the daughter of 'Imran, who guarded her chastity; and We breathed into (her body) of Our spirit; and she testified to the truth of the words of her Lord and of His Revelations, and was one of the devout (servants)." - Quran 66:12 (read more)

"Narrated Kurib: the freed slave of Ibn 'Abbas, that Maimuna bint Al-Harith told him that she manumitted a slave-girl without taking the permission of the Prophet. On the day when it was her turn to be with the Prophet, she said, "Do you know, O Allah's Apostle, that I have manumitted my slave-girl?" He said, "Have you really?" She replied in the affirmative. He said, "You would have got more reward if you had given her (i.e. the slave-girl) to one of your maternal uncles." - Sahih Bukhari 3:47:765 (read more)

"The real purpose in levying jizya on them [kafirs] is to humiliate them to such an extent that, on account of fear of jizya, they may not be able to dress well and to live in grandeur. They should constantly remain terrified and trembling. It is intended to hold them under contempt and to uphold the honor and might of Islam." - Sufi saint Ahmad Sirhindi