سُبْحَانَ اللَّهِ وَالْحَمْدُ لِلَّهِ وَلَا إِلَهَ إِلَّا اللَّهُ وَاللَّهُ أَكْبَرُ وَلَا حَوْلَ وَلَا قُوَّةَ إِلَّا بِاللَّهِ الْعَلِيِّ الْعَظِيمِ
Transliteration
Subhanallahi walhamdu lillahi wa la ilaha illallahu wallahu akbaru wa la hawla wa la quwwata illa billahil-'aliyyil-'azim
English meaning
Glory be to Allah, praise be to Allah, none has the right to be worshipped except Allah, Allah is the Greatest. There is no might nor power except with Allah, the Most High, the Most Great.
When is it recited?
Recited during tawaf.
Source
Ibn Majah, Manasik 32, 2957