The hilt of the Messenger of Allah's ﷺ sword was made of silver. Qatada said, "I do not know of anyone who corroborated him on this."
حدثنا محمد بن المثنى حدثنا معاذ بن هشام حدثني أبي عن قتادة
كانت قبيعة سيف رسول الله ﷺ فضة قال قتادة وما علمت أحدا تابعه على ذلك
No references are available.
[Sahih] See the previous hadith. Bayhaqi also narrated it, 4/143, from the hadith of Abu Dawud, with the same chain, and Nasai narrated it as well, no. 5377.