"Fight those who believe not in Allah or the Last Day, nor hold that forbidden which hath been forbidden by Allah and His Messenger, nor acknowledge the religion of Truth, (even if they are) of the People of the Book, until they pay the jizya with willing submission, and feel themselves subdued." - Quran 9:29 (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)

"[Ibn 'Abbas said] The woman of the Helpers whose boys never survived used to vow that if a boy of hers survived, she would raise him as a Jew. When the Banu'l-Nadir were driven out of Medina they had among them children of the Helpers. The Helpers said: 'O Messenger of Allah! Our Children!' Allah, exalted is He, therefore revealed (There is no compulsion in religion…)”." - Al-Wahidi