99:7
Az-Zalzalah 7
Surah Az-Zalzalah (الزلزلة), verse 7 — reference 99:7. Arabic text with optional translation and free audio on Al-Qalam.
فَمَن يَعْمَلْ مِثْقَالَ ذَرَّةٍ خَيْرًا يَرَهُۥ
faman yaʿmal mith'qāla dharratin khayran yarahu
So whoever does an atom's weight of good will see it,