Qur'an 35:38

إِنَّ ٱللَّهَ عَـٰلِمُ غَيْبِ ٱلسَّمَـٰوَٰتِ وَٱلْأَرْضِ ۚ إِنَّهُۥ عَلِيمٌۢ بِذَاتِ ٱلصُّدُورِ

“Indeed, Allāh is Knower of the unseen [aspects] of the heavens and earth. Indeed, He is Knowing of that within the breasts.”

Faatir 35:38 · Saheeh International