Sunan Ibn Majah
3640
Sahih+3

It was narrated that Anas bin Malik said:“The Messenger of Allah (ﷺ) had a ring made for him, and he said: ‘I have had a ring made for me and had it engraved, and no one should make a ring with similar engraving.’”

SahihAl-Albani
SahihMuhammad Fouad Abd al-Baqi