36-45
And (they are heedless) when it is said to them, “”Guard (yourselves against) that which is before you and that which is behind you that you may be dealt with mercifully.””
The heedless attitude of some people is described although they have to give an account of their deeds in future which is before them and their sins are behind them.
36-49
They do not wait for anything but a single loud cry which will take hold of them while they are (involved) in a tussle with each other,
The end of the world, resurrection and the final results are described.