Qur'an 67:13 · Al-Mulk

وَأَسِرُّوا۟ قَوْلَكُمْ أَوِ ٱجْهَرُوا۟ بِهِۦٓ ۖ إِنَّهُۥ عَلِيمٌۢ بِذَاتِ ٱلصُّدُورِ

(13) And conceal your speech or publicize it; indeed, He is Knowing of that within the breasts.