At times of amazement and that which delights

سُـبْحانَ الله

(Glory is to Allah).

Al-Bukhari, cf. Al-Asqalani, Fathul-Bari 1/210, 390, 414 and Muslim 4/1857.

اللهُ أَكْـبَر

(Allah is the Most Great)

Al-Bukhari, cf. Al-Asqalani, Fathul-Bari 8/441. See also Al-Albani, Sahih At-Tirmidhi 2/103, 235, Ahmad 5/218.