Surah At-Taghabun 64:4

يَعْلَمُ مَا فِى ٱلسَّمَـٰوَٰتِ وَٱلْأَرْضِ وَيَعْلَمُ مَا تُسِرُّونَ وَمَا تُعْلِنُونَ ۚ وَٱللَّهُ عَلِيمٌۢ بِذَاتِ ٱلصُّدُورِ

He knows what is within the heavens and earth and knows what you conceal and what you declare. And Allāh is Knowing of that within the breasts.

Translation: Saheeh International

Tafsir

He knows all that is in the heavens and the earth and He knows what you hide and what you disclose and God is Knower of what is in the breasts in terms of the secrets and convictions they contain.

Excerpt from Tafsir al-Jalalayn, commentary on 64:4, via Quran.com. The reader has the full commentary and 9 more tafsirs.