Surah Al-Mujadila — Ayah 21 (58:21)
كَتَبَ ٱللَّهُ لَأَغۡلِبَنَّ أَنَا۠ وَرُسُلِيٓۚ إِنَّ ٱللَّهَ قَوِيٌّ عَزِيزٞ ٢١
English translation (Saheeh International)
Allāh has written [i.e., decreed], "I will surely overcome, I and My messengers." Indeed, Allāh is Powerful and Exalted in Might.
Brief commentary
Allah has decreed in His prevailing knowledge that He and His messengers will definitely be victorious over His enemies with strength and evidence. Indeed, Allah has the power to help His messengers, and is the Almighty who can take retribution from His enemies.