Hadith #5156 (Sunan al-Nasa'i)
Book: The Book of Adornment
Narrator(s): Abdur Rahman bin 'Amr al-Awza'i عبد الرحمن بن عمرو أبو عمرو الأوزاعي, Abu Ishaq al-Sabay'ai' أبو إسحاق السبيعي عمرو بن عبد الله, Nasayr bin al-Farj نصير بن الفرج, Umara bin Bashr al-Shami عمارة بن بشر الشامي, Yahya bin Abi Kathir يحيى بن أبي كثير الطائي

“I heard ‘Ali say: ‘The Messenger of Allah  took some gold in his right hand and some silk in his left hand and said: This is forbidden for the males of my Ummah.'”

Source: https://parallelquran.com/hadith/sunan-al-nasai-5156/