They look seated on thrones.
On luxurious furnishings they watch
as they (recline) upon their couches and gaze (around them)
On raised couches, gazing
On the luxurious beds/couches they (are) looking/watching
While enjoying the sight from their throne
On high thrones, watching
Seated on couches, gazing around
Reclining on ornamented couches, they are viewing the sight (comparing their own prosperity and the disbelievers’ impoverishment)
(Seated) on raised couches of (dignity). They (- the believers) will be looking (at the miserable state of the disbelievers in Gehenna)
On (high) thrones, looking (at all things)