And conceal your speech or publicize it; indeed, He is Knowing of that within the breasts.
The Saheeh International Quran Translation
وَأَسِرُّوا۟ قَوْلَكُمْ أَوِ ٱجْهَرُوا۟ بِهِۦٓ إِنَّهُۥ عَلِيمٌۢ بِذَاتِ ٱلصُّدُورِAnd conceal your speech or publicize it; indeed, He is Knowing of that within the breasts.