Hudhayfah – Allâh be pleased with him – said:
Whoever wears silk; Allâh will make him wear fire for a day – not one of your days, but one of Allâh’s long days.
Reported by Al-Bazzâr. Graded sahîh by Shaykh Al-Albânî in Sahîh Al-Targhîbi wa Al-Tarhîb Vol. 2 p225.