The Messenger of Allah (s) said: He who commends his believing brother to his face but backbites him when he is away shall have the protection (`isma) between them cut away.
22 - وبهذا الاسناد، قال
قال رسول الله (صلى الله عليه وآله): من مدح أخاه المؤمن في وجهه واغتابه من ورائه، فقد انقطع ما بينهما من العصمة (2).