English translation
[5482] 58 - (...) It was narrated from Anas that the Prophet ﷺ wanted to send a letter to Chosroes, Caesar and the Negus, and it was said: "They do not accept any letter without a seal." So the Messenger of Allâh ﷺ had a ring made of silver, on which was engraved: 'Muhammad Rasûl Allâh'.
