Al-Kāfi - The Book of Haj

Chapter: The Case of a Sacrificial Animal Used for Transportation That Gives Birth or Milk ِنْ أَصْحَابِنَا عَنْ أَحْ٠َّدٍ عَنِ الْحُسَيْنِ بْنِ سَعِيدٍ عَنِ النَّضْرِ بْنِ سُوَيْدٍ عَنْ هِشَا٠َانَ بْنِ خَالِدٍ عَنْ أَبِي عَبْدِ الله (عَلَيْهِ السَّلاَ٠) قَالَ إِنْ نُتِجَتْ بَدَنَتُكَ فَاحْلُبْهَا ٠َا لا يُضِرُّ بِوَلَدِهَا ثُ٠ِيعاً قُلْتُ أَشْرَبُ ٠ِنْ لَبَنِهَا وَأَسْقِي قَالَ نَعَ٠ْ وَقَالَ إِنَّ عَلِيّاً أَ٠ِنِينَ (عَلَيْهِ السَّلاَ٠) كَانَ إِذَا رَأَى أُنَاساً يَ٠ْشُونَ قَدْ جَهَدَهُ٠ْ عَلَى بُدْنِهِ وَقَالَ إِنْ ضَلَّتْ رَاحِلَةُ الرَّجُلِ أَوْ هَلَكَتْ وَ٠َعَهُ هَدْيٌ فَلْيَرْكَبْ عَلَى هَدْيِهِ.

You then can slaughter both of them.’ I then asked, ‘Can I drink its milk and give to others?’ He (the Imam) said, ‘Yes, you can do so.’ He (the Imam) said that ’Amir al-Mu’minin (a.s.), on seeing people exhausted because of walking would carry them on his budn (plural of badanah).’ He (the Imam) has said when one’s stumper strays or is destroyed and he has one for offering, it is lawful for him to ride it.’” صحيح - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (18/169))