It is narrated from Sayyiduna Thawban (may Allah be pleased with him) that he said: The Messenger of Allah (peace and blessings be upon him) said: "Whoever begs while he has what suffices him, there will be a disfiguring mark on his face on the Day of Resurrection."
Hadith Referenceالمعجم الكبير للطبراني / باب الثاء / 1394