Quran 16:19 from Surah An-Nahl on Divine Marvels.
وَٱللَّهُ يَعۡلَمُ مَا تُسِرُّونَ وَمَا تُعۡلِنُونَ
English translation: And Allah knows what you conceal and what you reveal
Transliteration: wal-lahu ya'lamu ma tusirruna wama tu'linuna