Abu Musa said:
"The Messenger of Allah (s.a.w) was asked: 'Which of the Muslims is the most virtuous?' He said: 'The one whom the Muslims are safe from his tongue and his hand.'" (IT)
English reference (IT): Vol. 4, Book 11, Hadith 2504 (IT)
Arabic reference (IT): Book 37, Hadith 2692 (IT)