وَالْوَزْنُ يَوْمَئِذٍ الْحَقُّ ۚ فَمَنْ ثَقُلَتْ مَوَازِينُهُ فَأُولَٰئِكَ هُمُ الْمُفْلِحُونَ

Surah Al-Araf : 8
And the weighing [of deeds] that Day will be the truth. So those whose scales are heavy - it is they who will be the successful.

Main.lang.desc.tafsir:ayahs:h2