Below is a reference to the Beautiful Name of Allah in Quran or Hadith:
Yusuf Ali (Surat Hūd (Hud) #11 of 114, verse #73 of 123)
They said: "Dost thou wonder at Allah's decree? The grace of Allah and His blessings on you, o ye people of the house! for He is indeed worthy of all praise, full of all glory!"