يُولِجُ اللَّيْلَ فِي النَّهَارِ وَيُولِجُ النَّهَارَ فِي اللَّيْلِ ۚ وَهُوَ عَلِيمٌ بِذَاتِ الصُّدُورِ

Surah Al-Hadid : 6
He causes the night to enter the day and causes the day to enter the night, and he is Knowing of that within the breasts.

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