Authentic Supplication Number 010.

The Messenger of Allah  said: "The most beloved words to Allah the Exalted are four, it harms you not with which you begin:
Subhana 'allahi, wal-hamdu lil-lahi wa la 'ilaha 'illa 'allahu, wa 'allahu 'akbaru (11)."

Footnotes.
(11) Same as footnote #10.

Reporters.
Reported by Muslim. 'Al-Albani included this hadeeth in The Authentic of Good Sayings as #10.