Tafsir al-Jalalayn — al-Inshiqaq 84:25

except those who believe and perform righteous deeds theirs will be an unfailing reward one that is unending undiminished and not given to them in expectance of anything in return.

Tafsir al-Jalalayn — al-Inshiqaq 84:19

you will surely journey tarkabunna is actually tarkabūnanna but the nūn of the indicative has been omitted because of two identical letters following one another and the wāw is omitted because of two unvocalised consonants coming together from stage to stage state after state namely death then life then what comes afterwards of the states […]

Tafsir al-Jalalayn — al-Inshiqaq 84:20

So what is wrong with them that is the disbelievers that they do not have faith that is to say what is there to prevent them from embracing faith; or what argument do they have for neglecting it despite the existence of proofs for it