Surah Al-'Adiyah (The Galloping Horses), Verse 10

وَحُصِّلَ مَا فِی الصُّدُوْرِ ۟

Wa hussila maa fis sudoor

“And that which is (locked up) in (human) breasts is made manifest-”

Quran 100:10 (Yusuf Ali Translation)