Sura 70 Al-Ma'arij (The Ascending Stairways), ayah 30

1. إِلَّا عَلَىٰ أَزْوَاجِهِمْ أَوْ مَا مَلَكَتْ أَيْمَانُهُمْ فَإِنَّهُمْ غَيْرُ مَلُومِينَ

   Except from their wives or those their right hands possess, for indeed, they are not to be blamed -

   70:30

Translation: Saheeh International