Overall meaning : In the story of Moses, too, there is a sign and a lesson: We sent him forth to Pharaoh with a manifest, incontestable proof; yet, relying on his forces, Pharaoh turned away from the truth in disdain, saying, ‘You are either a magician or a madman!’ So We seized him and his forces and cast them into the sea, drowning them all. Indeed, he was worthy of reprehension for his unbelief and transgression.
In the story of ‘Aad there is also a sign and a lesson when they denied their Prophet Hud: We sent against them a devastating wind bearing no good at all, which pounded into dust everything it came upon!
And in the story of Thamud, too, there is a sign and a lesson when they rejected their Prophet Salih. He told them, ‘Enjoy yourselves until the end of your life terms,’ but they arrogantly defied their Lord’s command; so the mighty blast seized them while they helplessly looked at His punishment descending upon them. They could neither escape Allah’s punishment and avert it by themselves, nor did they have anyone to save them from it!
We also destroyed Noah’s people before these nations; they, too, were a rebellious unbelieving people.