If they overcome you, they would behave to you as enemies, and stretch forth their hands and their tongues against you for evil: and they desire that ye should reject the Truth. 60:2
Hadith of the day
For every thing there is an embellishment (or a decoration), and the embellishment of the Quran is a good voice.
Biharul Anwar, Volume 92, Page 190 Prophet Muhammad (saw)