It is narrated from Ata bin Abi Rabah (may Allah have mercy on him) that a man was praising another man in the presence of Sayyiduna Ibn Umar (may Allah be pleased with them both), so Sayyiduna Ibn Umar (may Allah be pleased with them both) took a handful of soil and began to throw it at his mouth and said: The Messenger of Allah (peace and blessings of Allah be upon him) said: "When you see those who praise (others excessively), throw dust in their mouths."
Hadith Referenceالادب المفرد / كتاب / 340
Hadith Gradingالألبانی:صحيح
Hadith Takhrij«صحيح : أخرجه أحمد : 5684 و ابن الجعد فى مسنده : 3343 و ابن أبى شيبة فى الأدب : 38 و عبدبن حميد : 812 و ابن حبان : 5770 و الطبراني فى الكبير : 332/12 - انظر الصحيحة : 912»
Explanation & Benefits
Shaykh Maulana Usman Muneeb
Benefits and Issues: The noble Companions (radi Allahu anhum) would immediately comply with the command of the Messenger of Allah (sallallahu alayhi wa sallam), and they did not fear the blame of any blamer. Nor would they show any leniency regarding the truth.
Source: Fadlullah al-Ahad: Urdu Commentary on al-Adab al-Mufrad, Page: 340