Surah Al-Qamar, ayah 10

فَدَعَا رَبَّهُۥٓ أَنِّي مَغۡلُوبٞ فَٱنتَصِرۡ ١٠

Fada'ā rabbahū annī maghlūbun fantasir

So he invoked his Lord, "Indeed, I am overpowered, so help."