Sunan an-Nasa'i, Volume 5, Book 45, Hadith 4826 (DarusSalam) ⓘ

It was narrated that Al-Mughirah bin Shu'bah said: "A woman struck her co-wife, who was pregnant, with a tent pole and Killed her, The Messenger of Allah ruled that the 'Asahab of the Killer was to pay the Diyah and to give a slave (as Diyah for ) the child in her womb. One of the'Asabah of the killer said: 'Am I to pay blood money for one whom neither ate nor drank, or shouted or cried (at the moment of birth)? Such a one should be overlooked. The Messenger of Allah said: 'Rhyming verse like the verse of the Bedouin?' and he made them pay the Diyah

أَخْبَرَنَا مُحَمَّدُ بْنُ قُدَامَةَ، قَالَ حَدَّثَنَا جَرِيرٌ، عَنْ مَنْصُورٍ، عَنْ إِبْرَاهِيمَ، عَنْ عُبَيْدِ بْنِ نُضَيْلَةَ الْخُزَاعِيِّ، عَنِ الْمُغِيرَةِ بْنِ شُعْبَةَ، قَالَ ضَرَبَتِ امْرَأَةٌ ضَرَّتَهَا بِعَمُودِ الْفُسْطَاطِ وَهِيَ حُبْلَى فَقَتَلَتْهَا فَجَعَلَ رَسُولُ اللَّهِ صلى الله عليه وسلم دِيَةَ الْمَقْتُولَةِ عَلَى عَصَبَةِ الْقَاتِلَةِ وَغُرَّةً لِمَا فِي بَطْنِهَا ‏.‏ فَقَالَ رَجُلٌ مِنْ عَصَبَةِ الْقَاتِلَةِ أَنَغْرَمُ دِيَةَ مَنْ لاَ أَكَلْ وَلاَ شَرِبَ وَلاَ اسْتَهَلّ فَمِثْلُ ذَلِكَ يُطَلّ فَقَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم ‏ "‏ أَسَجْعٌ كَسَجْعِ الأَعْرَابِ ‏" ‏ ‏.‏ فَجَعَلَ عَلَيْهِمُ الدِّيَةَ ‏.‏