Allah is the Greatest. (33 times after prayer — Takbeer, completing 99, then say — After Prayer Adhkar
اللَّهُ أَكْبَرُ
Transliteration: Allaahu akbar
Translation: Allah is the Greatest. (33 times after prayer — Takbeer, completing 99, then say the Tahleel to make 100)
Repeat: 33 times
Reference: Muslim 1:418