Malik said, "It is not halal to marry a christian or jewishslave-girl because Allah the Blessed, the Exalted, said in His Book,'Believing women who are muhsanat and women of those who were giventhe Book before you who are muhsanat', (sura 5 ayat 6) and they arefree women from the Christians and Jews. Allah, the Blessed, theExalted, said in His Book, 'If you are not affluent enough to marrybelieving women who are muhsanat, take believing slave-girls whom yourright hands own.' " (Sura 4 ayat 24)Malik said, "In ouropinion, Allah made marriage to believing slave-girls halal, and Hedid not make halal marriage to christian and jewish slave-girls fromthe People of the Book."Malik said, "The christian andjewish slave-girl are halal for their master by right of possession,but intercourse with a magian slave-girl is not halal by the right ofpossession."
USC-MSA web (English) reference: Book 28, Hadith 38