Sahih Muslim Hadith 5480 – The Prophet (r

English

[5480] 56 – ( … ) It was narrated that Anas bin Mâlik said: "When the Messenger of Allah wanted to send a letter to the Byzantines, they (the people) said: 'They do not read any letter unless it is L :J sealed.' So the Messenger of Allah acquired a ring of silver. It is as Li :J if I can see its brightness on the hand of the Messenger of Allah :JU '-ri , and its inscription said: 'Muhammad RastflAlláh.' L