The Surah derived its name from the word an-Naba in the second verse. This is not only a name but also a title of its subject matter, for Naba implies the news of Resurrection and Hereafter and the whole Surah is devoted to the same theme.
As we have explained in the introduction to Surah Al-Mursalat, the theme of all the Surahs, from Al-Qiyamah to An-Naziat, closely resembles one another's, and all these seem to have been revealed in the earliest period at Makkah....
Its theme also is the same as of Surah Al-Mursalat, i. e. to affirm the Resurrection and Hereafter, and to warn the people of the consequences of acknowledging or disacknowledging it....