20:7

Taa-Haa 20:7

وَإِن تَجْهَرْ بِٱلْقَوْلِ فَإِنَّهُۥ يَعْلَمُ ٱلسِّرَّ وَأَخْفَى

Wa in tajhar bilqawli fainnahoo ya'lamus sirra wa akhfaa

Whether you speak out aloud (or in a low voice), He knows what is said secretly, and even that which is most hidden.