Surah Qaaf (Qaaf) is a surah that the Messenger ﷺ used to recite frequently, especially when he was speaking to large crowds of his followers.
When analyzed on a macro-level, it appears that the entire surah forms a single ring structure as depicted below (click on image to zoom in). Many of the connections between corresponding parts are found in the shared vocab and/or subject matter.
Connections
For ease of presentation, the corresponding sections have been juxtaposed with an explanation of the meaning(s) connecting them. There is no significance to the sections being separated into unique images - simply done for ease of formatting. Click on the images to zoom in.
وَاللّهُ أَعلَمُ - And Allah knows best
Sources
Personal reflections and research