Hadithcore
Sahih al-Bukhari, 3974
sahih

Narrated Hisham:

That his father said, "The sword of Az-Zubair was decorated with silver." Hisham added, "The sword of `Urwa was (also) decorated with silver. "

حَدَّثَنَا فَرْوَةُ، عَنْ عَلِيٍّ، عَنْ هِشَامٍ، عَنْ أَبِيهِ، قَالَ كَانَ سَيْفُ الزُّبَيْرِ مُحَلًّى بِفِضَّةٍ‏.‏ قَالَ هِشَامٌ وَكَانَ سَيْفُ عُرْوَةَ مُحَلًّى بِفِضَّةٍ‏.‏

References2 variants
In-Book Reference
Book 64, Hadith 27
USC-MSA web (English) reference
Vol. 5, Book 59, Hadith 312 (deprecated numbering scheme)