حَدَّثَنَا عُثْمَانُ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا سُفْيَانُ بْنُ عُيَيْنَةَ، عَنْ أَيُّوبَ بْنِ مُوسَى، عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، فِي هَذَا الْخَبَرِ عَنِ النَّبِيِّ صلى الله عليه وسلم فَنَقَشَ فِيهِ ‏"‏ مُحَمَّدٌ رَسُولُ اللَّهِ ‏"‏ ‏.‏ وَقَالَ ‏"‏ لاَ يَنْقُشْ أَحَدٌ عَلَى نَقْشِ خَاتَمِي هَذَا ‏"‏ ‏.‏ ثُمَّ سَاقَ الْحَدِيثَ ‏.‏

The tradition mentioned above has also been transmitted by Ibn 'Umar through a different chain of narrators from the Prophet (PBUH). This version adds: He engraved on it "Muhammad, the Messenger of Allah." and said: "No one must engrave anything in the manner of this signet-ring of mine. He then transmitted the rest of the tradition. Translation Not Available

Book Ref: Sunan Abi Dawud Book 36 Hadith 4219
Web Ref:  Sunan Abi Dawud Book 35 Hadith 4207