Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bayhaqi:21802Abū ʿAbdullāh al-Ḥāfiẓ > Abū al-Walīd > al-Ḥasan b. Sufyān > Ḥibbān > ʿAbdullāh > Ḥammād b. Zayd > Abū Hāshim > Ibrāhīm > And Lad al-Mudabbarah Waʾum al-Walad Bimanzilatihimā > ʿAbdullāh b. Lahīʿah > Jaʿfar b. Rabīʿah > ʿUmar b. ʿAbd al-ʿAzīz

[Machine] They are in the position of their mother.  

البيهقي:٢١٨٠٢أَخْبَرَنَا أَبُو عَبْدِ اللهِ الْحَافِظُ أنبأ أَبُو الْوَلِيدِ ثنا الْحَسَنُ بْنُ سُفْيَانَ ثنا حِبَّانُ أنبأ عَبْدُ اللهِ عَنْ حَمَّادِ بْنِ زَيْدٍ عَنْ أَبِي هَاشِمٍ عَنْ إِبْرَاهِيمَ قَالَ وَلَدُ الْمُدَبَّرَةِ وَأُمِّ الْوَلَدِ بِمَنْزِلَتِهِمَا وَعَنْ عَبْدِ اللهِ بْنِ لَهِيعَةَ قَالَ حَدَّثَنِي جَعْفَرُ بْنُ رَبِيعَةَ أَنَّ عُمَرَ بْنَ عَبْدِ الْعَزِيزِ قَالَ فِي رَجُلٍ أَنْكَحَ أُمَّ وَلَدِهِ عَبْدَهُ فَوَلَدَتْ لَهُ قَالَ

هُمْ بِمَنْزِلَةِ أُمِّهِمْ