٤- أَبُو عَلِيٍّ الأشْعَرِيُّ عَنْ مُحَمَّدِ بْنِ عَبْدِ الْجَبَّارِ عَنْ صَفْوَانَ عَنْ عِيصِ بْنِ الْقَاسِمِ سَأَلْتُ أَبَا عَبْدِ اللهِ (عَلَيْهِ السَّلام) عَنِ الْفُهُودِ وَسِبَاعِ الطَّيْرِ هَلْ يُلْتَمَسُ التِّجَارَةُ فِيهَا قَالَ نَعَمْ‏.
4. Abu Ali al-Ash’ariy has narrated from Muhammad ibn ‘Abd al-Jabbar from Safwan from ‘Is ibn al-Qasim who has said the following: “This is concerning my question before abu ‘Abd Allah , about Cheetah and predator birds; if business could be sought with them. He (the Imam) said, ‘Yes, it is possible.’” 