Translation:

6. Thus was the Decree of thy Lord proved true against the Unbelievers; that truly they are Companions of Fire!

Notes (Tafseer)

4364. Cf. xxxix. 71. The Decree, or Word of Allah, by which Evil was to be judged and condemned, was proved true against these men. They are "Companions of the Fire": in other words, they are fit to live only in Hell.