Translation:

8. `And we pried into the secrets of heaven; but we found it filled with stern guards and flaming fires.

Notes (Tafseer)

5733. See notes 1951, 1953, and 1954 to xv. 17-18. See also n. 5562 to lxvii. 5. The speakers here have repented of sin and evil; but they recognise that there are evil ones among them, who love stealth and prying, but their dark plots will be defeated by vigilant guardians of the Right, whose repulse of the attacks of evil is figured by the shafts of meteoric light in the heavens.