تَتۡبَعُهَا ٱلرَّادِفَةُ
and is followed by the Successor,
Agha Ali Puya Commentary
Commentary on Quran 79:7
[Pooya/Ali Commentary 79:7] The commotion referred to in verse 6 is a preliminary to its disappearance in order to make way for the new world that will then come into being.