15- عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ وَمُحَمَّدُ بْنُ إِسْمَاعِيلَ عَنِ الْفَضْلِ بْنِ شَاذَانَ جَمِيعاً عَنِ ابْنِ أَبِي عُمَيْرٍ عَنْ عَبْدِ الرَّحْمَنِ بْنِ الْحَجَّاجِ عَنْ أَبِي عَبْدِ اللهِ (عَلَيْهِ السَّلام)
فِي الأسْرُبِّ يُشْتَرَى بِالْفِضَّةِ قَالَ إِنْ كَانَ الْغَالِبُ عَلَيْهِ الأسْرُبَّ فَلا بَأْسَ بِهِ.
15. Ali ibn Ibrahim has narrated from his father and Muhammad ibn ‘Isma’il has narrated from al-Fadl ibn Shadhan from all from Ibn Abi ‘Umayr from ‘Abd al-Rahman ibn al-Hajjaj who has said the following:
“About the case of buying al-Asrub with silver, abu ‘Abd Allah 
, has said, ‘If al- Asrub is more prevalent then it is not unlawful . 555
