Salit bin Abdullah bin Naufal says: I saw Ibn Abbas (may Allah be pleased with them both) wearing a ring on his right hand, and I think he said: I saw the Messenger of Allah (peace and blessings of Allah be upon him) wearing a ring on his right hand. Imam Tirmidhi says:
Muhammad bin Ismail Bukhari said: The narration of Muhammad bin Ishaq through the chain of Salit bin Abdullah bin Naufal is Hasan Sahih.