and He has full knowledge of the secrets of (all) hearts
Quran Chapter:
Al-Hadid
Verse Number:
6
He merges Night into Day, and He merges Day into Night; and He has full knowledge of the secrets of (all) hearts.
Yusuf Ali (Surat Al-Ĥadīd (The Iron) #57 of 114, verse #6 of 29)