The Prophet ﷺ said, "Only those who have no share in the Hereafter wear silk."
حدثنا عفان حدثنا همام حدثنا قتادة حدثنا بكر بن عبد الله وبشر بن عائذ الهذلي كلاهما
عن النبي ﷺ قال إنما يلبس الحرير من لا خلاق له
Its isnad is sahih, and we discussed it in detail at 5125 with this same isnad. It has also occurred previously with this same isnad at 5364. See also 5545, 5952.