Surah Ar-Ra'd 13:40

وَإِن مَّا نُرِيَنَّكَ بَعْضَ ٱلَّذِى نَعِدُهُمْ أَوْ نَتَوَفَّيَنَّكَ فَإِنَّمَا عَلَيْكَ ٱلْبَلَـٰغُ وَعَلَيْنَا ٱلْحِسَابُ

And whether We show you part of what We promise them or take you in death, upon you is only the [duty of] notification, and upon Us is the account.

Translation: Saheeh International

Tafsir

And whether read as immā the nūn of the conditional particle in ‘whether’ has been assimiliated with the extra mā We show you a part of that which We promise them of chastisement during your lifetime the response of the conditional statement has been omitted in other words understand it as being fa-dhāk ‘then so shall …

Excerpt from Tafsir al-Jalalayn, commentary on 13:40, via Quran.com. The reader has the full commentary and 9 more tafsirs.