Surah As-Saffat 37:171
وَلَقَدْ سَبَقَتْ كَلِمَتُنَا لِعِبَادِنَا ٱلْمُرْسَلِينَ
And Our word [i.e., decree] has already preceded for Our servants, the messengers,
Translation: Saheeh International
Tafsir
And verily Our Word containing the promise of victory has gone beforehand in favour of Our servants the messengers and that Word is I shall assuredly prevail I and My messengers Q. 5821 —
Excerpt from Tafsir al-Jalalayn, commentary on 37:171, via Quran.com. The reader has the full commentary and 9 more tafsirs.