قَالَ مَالِك فِي السَّاجِ الْمُدْرَجِ فِي جِرَابِهِ، أَوِ الثَّوْبِ الْقُبْطِيِّ الْمُدْرَجِ فِي طَيِّهِ : إِنَّهُ لَا يَجُوزُ بَيْعُهُمَا حَتَّى يُنْشَرَا وَيُنْظَرَ إِلَى مَا فِي أَجْوَافِهِمَا، وَذَلِكَ أَنَّ بَيْعَهُمَا مِنْ بَيْعِ الْغَرَرِ وَهُوَ مِنَ الْمُلَامَسَةِ .
Imam Malik, may Allah have mercy on him, said that it is not permissible to sell a folded piece of cloth, or a sheet tied up in a bundle, until it is opened and the inside is seen.