يَطُوفُونَ بَيْنَهَا وَبَيْنَ حَمِيمٍ ءَانٍ
They circulate between it and boiling hot water at its peak.
Roots in this verse: ط و ف (Twf), ب ي ن (byn), ح م م (Hmm), ا ن ي (Any)