Hadith The book of Etiquette(Al-Adab) It was narrated that Hammâm said: ``A man came and praised `Uthmân to his face, and Al-Miqdâd bin Al-Aswad took some dust and threw it in his face, and said: `The Messenger of Allâh صلى الله عليه وسلم said: ``If you meet those who praise others, throw dust in their faces.''' ( Sahih ) Sent using Hadith Pro by Avenue Islam