قَالَ وُلِدَ عَلَى عَهْدِ أَمِيرِ الْمُؤْمِنِينَ ع مَوْلُودٌ لَهُ رَأْسَانِ وَ صَدْرَانِ فِي حَقْوٍ[3] وَاحِدٍ فَسُئِلَ أَمِيرُ الْمُؤْمِنِينَ ع يُوَرَّثُ مِيرَاثَ اثْنَيْنِ أَوْ وَاحِدٍ فَقَالَ يُتْرَكُ حَتَّى يَنَامَ ثُمَّ يُصَاحُ بِهِ فَإِنِ انْتَبَهَا جَمِيعاً مَعاً كَانَ لَهُ مِيرَاثُ وَاحِدٍ وَ إِنِ انْتَبَهَ وَاحِدٌ وَ بَقِيَ الْآخَرُ نَائِماً يُوَرَّثُ مِيرَاثَ اثْنَيْنِ. - عِدَّةٌ مِنْ أَصْحَابِنَا عَنْ أَحْ
“Abu ‘Abd Allah (a.s.), has said that in the time of ’ Amir al-Mu’minin a child was bom with two heads and two chests on one groin. ’ Amir al-Mu’minin was asked about it; if the child receives inheritance for one or for two. He (the Imam) said, ‘The child must be allowed to sleep then called to wake up. If both wake up