37:49
كَأَنَّ هُنَّ بَيْضٌ مَّكْنُونٌ
As if they were [delicate] eggs, well-protected.
52:24
وَ يَطُوفُ عَلَيْ هِمْ غِلْمَانٌ لَّ هُمْ كَأَنَّ هُمْ لُؤْلُؤٌ مَّكْنُونٌ
There will circulate among them [servant] boys [especially] for them, as if they were pearls well-protected.
56:23
كَ أَمْثَٰلِ ٱل لُّؤْلُؤِ ٱلْ مَكْنُونِ
The likenesses of pearls well-protected,
56:78
فِى كِتَٰبٍ مَّكْنُونٍ
In a Register well-protected;