Surah Taha, ayah 7

20:7

وَإِن تَجۡهَرۡ بِٱلۡقَوۡلِ فَإِنَّهُۥ يَعۡلَمُ ٱلسِّرَّ وَأَخۡفَى ٧

Wa in tajhar bil-qawli fa innahū ya'lamus-sirra wa akhfā

And if you speak aloud - then indeed, He knows the secret and what is [even] more hidden.