The clerk of Al-Mughira bin Shu'ba narrated, "Muawiya wrote to Al-Mughira bin Shu'ba: Write to me something which you have heard from the Prophet (p. b. u. h)." So Al-Mughira wrote: I heard the Prophet saying, "Allah has hated for you three things:
1. Vain talks, (useless talk) that you talk too much or about others.
Sunni Hadith