Hadith #5161 (Sunan al-Nasa'i)
Book: The Book of Adornment
Narrator(s): Hiban bin Hilal حبان بن هلال, Muhammad bin Ma'mar bin Rabi' محمد بن معمر بن ربعي القيسي البحراني, Salm bin Zarayr al-'Atardi سلم بن زرير العطاردي

“While we were with Mu’awiyah on one of his pilgrimages, he gathered together a group of the Companions of Muhammad  forbade wearing gold unless it was broken (into smaller pieces)?’ They said: ‘By Allah, yes.'”

Source: https://parallelquran.com/hadith/sunan-al-nasai-5161/