It is narrated from Sayyiduna Ibn Umar (may Allah be pleased with them both) that the Prophet (peace and blessings be upon him) said: The one who wears silk clothing is he who has no share in the Hereafter.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 6105
Hadith Gradingحکم دارالسلام:إسناده من جهة بكر بن عبدالله صحيح