Sayyiduna Abdullah bin Amr (may Allah be pleased with him) said: The Prophet (peace and blessings be upon him) forbade the gold ring and the iron ring.
Al-Tabarani recorded it in al-Mu'jam al-Awsat, and its narrators are thiqat (trustworthy).
Hadith Referenceمجمع الزوائد ومنبع الفوائد / كتاب اللباس / 8740