´'Abdullah bin 'Amr said:` "The Messenger of Allah said: ' A man will keep on asking until on the Day of Resurrection he will come without even a shared of skin on his face. "'
Hadith ReferenceSunan an-Nasa'i / The Book of Zakah / Hadith: 2586
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:متفق عليه