Narrated Ibn 'Abbas:
The Prophet said, "The most hated persons to Allah are three: (1) A person who deviates from the right conduct, i.e., an evil doer, in the Haram (sanctuaries of Mecca and Medina); (2) a person who...
With the Name of Allah, the Most Gracious, the Most Merciful. Say: I seek refuge with (Allah) the Lord of mankind, the King of mankind, the God of mankind, from the evil of the whisperer who withdraws, who whispers in...
-> Read More Info: 1 An-Nas 114:1-6
2 Abu Dawud 2/86, An-Nasa'i 3/68. See also Al-Albani, Sahih At-Tirmidhi 2/8.