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

62:1

 

Yusuf Ali (Surat Al-Jumu`ah (The Congregation, Friday) Surah #62 of 114, Verse #1 of 11)
Whatever is in the heavens and on earth, doth declare the Praises and Glory of Allah,- the Sovereign, the Holy One, the Exalted in Might, the Wise.