The letter Saad 38:1

Ranked by the Jaccard overlap of the two verses’ root sets — shared roots over combined roots — after removing a stoplist of ubiquitous roots. The score is shown; the shared roots are listed so you can see exactly what drove it.

1. The Moon 54:170.67
   ق ر أذ ك ر
2. The Moon 54:220.67
   ق ر أذ ك ر
3. The Moon 54:320.67
   ق ر أذ ك ر
4. The Moon 54:400.67
   ق ر أذ ك ر
5. The Believers 23:850.50
   ذ ك ر
6. The Poets 26:1990.50
   ق ر أ
7. Those drawn up in Ranks 37:130.50
   ذ ك ر
8. Those drawn up in Ranks 37:1550.50
   ذ ك ر