Below is a reference to the Beautiful Name of Allah in Quran or Hadith: 

2:117

Yusuf Ali (Surat Al-Baqarah (The Cow) Surah #02 of 114, Verse #117 of 286)
To Him is due the primal origin of the heavens and the earth: When He decreeth a matter, He saith to it: "Be," and it is.