Fluency (tip-and-lip letters)

The mechanic

Letters produced at the tip of the tongue or at the lips, which the mouth forms quickly and easily. Six letters, gathered as فِرَّ مِنْ لُبٍّ: ف ر م ن ل ب.

Where it occurs

The six idhlaq letters

ف ر م ن ل ب

A place in the text

فَشَٰرِبُونَ شُرۡبَ ٱلۡهِيمِ

The marked spot was located in this ayah's own text at build time — Al-Waqi'ah 56:55.