يَعْلَمُ خَائِنَةَ الْأَعْيُنِ وَمَا تُخْفِي الصُّدُورُ
[40:19]
He knows the stealthy looks and that which the breasts conceal.
(Allah) knows of (the tricks) that deceive with the eyes, and all that the hearts (of men) conceal.
He knoweth the traitor of the eyes, and that which the bosoms hide.