Sunan Abi Dawud 4220
سنن أبي داود#4220Da'ifThe tradition mentioned above has also been transmitted by Ibn 'Umar through different chain of narrators from the Prophet (ﷺ). This version adds:They searched for it but could not find it. 'Uthman then fashioned a signet-ring and engraved on it "Muhammad, the Messenger of Allah". He used to wear it or stamp with it
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniDaif Isnaad
Muhammad Muhyi Al-Din Abdul HamidDaif Isnaad
Shuaib Al ArnautHasan
Zubair Ali ZaiIsnaad Hasan
In-book reference: 36:7