Undoubtedly, the hell is one of the greatest things
This is one of the great miracles.
it is one of the greatest trials
Surely it is one of the gravest (misfortunes)
That it truly is one (E) (of) the greatest
That Hell too is a somber reality
Indeed hell is one of the greatest entities
Verily, it is one of the greatest calamities
Surely, this (Hell) is one of the greatest calamities
Verily, it (- the Fire of Hell) in itself is one of the great calamities
Verily, it (Hell, or their denial of the Prophet Muhammad SAW , or the Day of Resurrection) is but one of the greatest calamities