١- عَلِيُّ بْنُ إِبْرَاهِيمَ عَنْ أَبِيهِ عَنِ ابْنِ أَبِي عُمَيْرٍ وَمُحَمَّدُ بْنُ إِسْمَاعِيلَ عَنِ الْفَضْلِ بْنِ شَاذَانَ عَنْ صَفْوَانَ بْنِ يَحْيَى وَابْنِ أَبِي عُمَيْرٍ عَنْ جَمِيلٍ عَنْ زُرَارَةَ عَنْ أَبِي جَعْفَرٍ (عَلَيْهِ السَّلام) قَالَ الْبَعِيرُ بِالْبَعِيرَيْنِ وَالدَّابَّةُ بِالدَّابَّتَيْنِ يَداً بِيَدٍ لَيْسَ بِهِ بَأْسٌ.
1. Ali ibn Ibrahim has narrated from his father from Ibn Abi ‘Umayr and Muhammad ibn ‘Isma’il has narrated from af-Fadf ibn Shadhan from Safwan ibn Yahya and Ibn Abi ‘Umayr from Jamil from Zurarah who has said the following: “Abu Ja‘far , has said, ‘The exchange of one camel for two camels, one stumper for two at the same time is not harmful.”’ 