they and their spouses, reclining upon couches in the shade;
They and their associates will be in groves of (cool) shade, reclining on Thrones (of dignity);
Next, in verse 56, it was said: هُمْ وَأَزْوَاجُهُمْ They and their spouses...). The word: اَزوَاج (azwaj) as used here includes the Hurs حُور of Jannah as well as wives of the mortal world.