3782 - وَ سَأَلَ عَبْدُ اَلرَّحْمَنِ بْنُ أَبِي عَبْدِ اَللَّهِ أَبَا عَبْدِ اَللَّهِ عَلَيْهِ اَلسَّلاَمُ : فِي اَلرَّجُلِ يَشْتَرِي اَلطَّعَامَ أَشْتَرِيهِ مِنْهُ بِكَيْلِهِ وَ أُصَدِّقُهُ فَقَالَ "لاَ بَأْسَ وَ لَكِنْ لاَ تَبِعْهُ حَتَّى تَكِيلَهُ".
Hadith.3782 - Abd Al-Rahman ibn Abi Abdillah asked Abu Abdillah 
about a man who buys food and then sells it back to the same seller based on the original measurement, trusting him regarding the quantity.
Imam said: "There is no harm in this, but do not sell it until you measure it."
