Sahih Bukhari Volume 6, Book 60, Hadith Number 48.

Narrated By ‘Aisha  : The Prophet said, “The most hated man in the Sight of Allah is the one who is the most quarrelsome.” Narrated ‘Aisha: The Prophet said, “Or do you think that you shall enter Paradise without such (trials) as came to those who passed away before you?” (2.214)