٨ـ عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنْ عَبْدِ الله بْنِ الْمُغِيرَةِ عَنْ بَعْضِ أَصْحَابِنَا عَنْ أَبِي عَبْدِ الله (عَلَيْهِ الْسَّلام) قَالَ الْكُرُّ مِنَ الْمَاءِ نَحْوُ حُبِّي هَذَا وَأَشَارَ بِيَدِهِ إِلَى حُبٍّ مِنْ تِلْكَ الْحِبَابِ الَّتِي تَكُونُ بِالْمَدِينَةِ. 
8. Ali ibn Ibrahim has narrated from his father from ’Abd Allah ibn al-Mughirah from certain persons of our people who has said the following: “Abu ‘Abd Allah , has said, ‘The quantity of one Kur of water is of the size of this Hubb (a water container).’ He pointed with his hand to one of those Hubb which are used in al- Madinah.” 