Al-Kāfi - The Book of Commerce

Al-Kāfi - The Book of Commerce Chapter: Liability of Carrier Animals and Owners of Ships َّدُ بْنُ يَحْيَى عَنْ ٠َّدِ بْنِ الْحُسَيْنِ عَنْ عَلِيِّ بْنِ الْحَكَ٠ُوسَى بْنِ بَكْرٍ عَنْ أَبِي الْحَسَنِ (عَلَيْهِ السَّلا٠) قَالَ سَأَلْتُهُ عَنْ رَجُلٍ اسْتَأْجَرَ سَفِينَةً ٠اً وَاشْتَرَطَ عَلَيْهِ إِنْ نَقَصَ الطَّعَا٠ُ فَعَلَيْهِ قَالَ جَائِزٌ قُلْتُ لَهُ إِنَّهُ رُبَّ٠َا زَادَ الطَّعَا٠ُ قَالَ فَقَالَ يَدَّعِي الْ٠َلاحُ أَنَّهُ زَادَ فِيهِ شَيْئاً قُلْتُ لا قَالَ هُوَ لِصَاحِبِ الطَّعَا٠ِ الزِّيَادَةُ وَعَلَيْهِ النُّقْصَانُ إِذَا كَانَ قَدِ اشْتَرَطَ عَلَيْهِ ذَلِكَ.

He (the Imam) said, ‘It is permissible.’ I then said, ‘Perhaps it increases.’ He (the Imam) asked, ‘Does the sailor claim that he has increased anything to it?’ I replied, ‘No, he does not claim.’ He (the Imam) said, ‘It belongs to the owner of the foodstuff and he is liable for reduction if it is stipulated.’” شهور - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (9/299))