Mishkat al-Masabih
Mishkat al-Masabih 4388
Arabic hadith text
وَعَنْهُ أَنَّ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ لَبِسَ خَاتَمَ فِضَّةٍ فِي يَمِينِهِ فِيهِ فَصٌّ حَبَشِيٌّ كَانَ يَجْعَلُ فَصَّهُ مِمَّا يَلِي كَفه
Translation
He reported that the Messenger of Allah ﷺ wore a silver ring on his right hand, set with an Abyssinian stone, and he would keep its bezel toward the inside of his palm.