﴿ تَكَادُ تَمَيَّزُ مِنَ ٱلْغَيْظِ ۖ كُلَّمَآ أُلْقِىَ فِيهَا فَوْجٌۭ سَأَلَهُمْ خَزَنَتُهَآ أَلَمْ يَأْتِكُمْ نَذِيرٌۭ ﴾

“well-nigh bursting with fury; [and] every time a host [of such sinners] is flung into it, its keepers will ask them, "Has no warner ever come to you?"”

As it would burst with rage) towards the disbelievers. (Whenever a (fresh) host) of disbelievers, i.e. the Jews, Christians, Magians and all other disbelievers (flung therein) in Gehenna (the wardens thereof) the wardens of Gehenna (ask them: Came there unto you no warner) a warning messenger?