وَقَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ لَيْسَ مِنَّا مَنْ وَطِئَ حُبْلَى
مسند امام احمد بن حنبل · Hadith 2318
The Messenger of Allah (PBUH) said: "He is not one of us who has intercourse with a pregnant woman [i.e., a female prisoner of war who is pregnant],"
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020