(بِسْمِ اللَّهِ، تَوَكَّلْتُ عَلَى اللَّهِ، وَلَاَ حَوْلَ وَلَا قُوَّةَ إِلاَّ بِاللَّهِ).
In the name of Allah, I place my trust in Allah, and there is no might nor power except with Allah.
Abu Dawud 4/325, At-Tirmidhi 5/490. See also Al-Albani, Sahih At-Tirmidhi 3/151