Hadith #148
English (English)I guarantee a house on the edge of Paradise for the one who ends the quarrel despite being right, a house in the middle of Paradise for the one who quits telling lie even if he would lie out of humour, and a house in the higher rank of Paradise for the one with good manners.
Reference: سنن أبي داود، كتاب الأدب، باب في حسن الخلق، الحدیث 4800