Al-Waaqia • EN-AL-JALALAYN
﴿ إِنَّ هَٰذَا لَهُوَ حَقُّ ٱلْيَقِينِ ﴾
“Verily, this is indeed the truth of truths!”
This indeed is the certain truth haqqu’l-yaqīn an example of an adjectivally qualified noun being annexed to its adjective.