Surah Al-Furqan 25:52

فَلَا تُطِعِ ٱلْكَـٰفِرِينَ وَجَـٰهِدْهُم بِهِۦ جِهَادًا كَبِيرًا

So do not obey the disbelievers, and strive against them with it [i.e., the Qur’ān] a great striving.

Translation: Saheeh International

Tafsir

So do not obey the disbelievers in their desires but struggle against them therewith that is through adherence to the Qur’ān with a great endeavour.

Excerpt from Tafsir al-Jalalayn, commentary on 25:52, via Quran.com. The reader has the full commentary and 9 more tafsirs.