to wash them, he permitted it. This shows that breaking them is not obligatory, but does not show that it is impermissible. Rather, both options are permissible: breaking them and washing them. The same applies to wine vessels: they may be destroyed or purified. If destroying them better serves the public good, they are to be destroyed. If the owner of wine vessels and musical instruments purified the vessels and washed the instruments, that would be permissible by agreement. However, if he openly commits the wrongdoing and is consequently rebuked for it, he deserves to be punished by their destruction. The Companions, may Allah be pleased with them, had not known of the prohibition, so they were excused from having to destroy them. And Allah knows best.

He was asked about a man who trades in caps:

Is he permitted to buy and sell mir'izzī caps and earn money from them, and likewise comparable articles of sāmit silk? Or is this forbidden to him because caps are worn by men rather than women? Is wearing them permissible for soldiers, boys who have not reached puberty, Jews, Christians and others in a similar position, or is all of that forbidden?

May someone trading in these and other goods sell an item worth one dirham for two dirhams, or thereabouts, to desert dwellers, women or children who do not know its value, despite knowing that, if the buyer