﴿ وَٱلْوَزْنُ يَوْمَئِذٍ ٱلْحَقُّ ۚ فَمَن ثَقُلَتْ مَوَٰزِينُهُۥ فَأُو۟لَٰٓئِكَ هُمُ ٱلْمُفْلِحُونَ ﴾

“And true will be the weighing on that Day; and those whose weight [of good deeds] is heavy in the balance -it is they, they who shall attain to a happy state;”

Please check ayah 7:9 for complete tafsir.