فَمَن ثَقُلَتْ مَوَٰزِينُهُۥ فَأُو۟لَـٰٓئِكَ هُمُ ٱلْمُفْلِحُونَ
Faman thaqulat maw a zeenuhu faol a ika humu almufli h oon a And they whose weight [of righteousness] is heavy in the balance - it is they, they who will have attained to a happy state,
 - Mohammad Asad
Then only those whose weight of good deeds is heavy, will attain salvation.
 - Muhammad Farooq-i-Azam Malik
As for those whose scale is heavy 'with good deeds', it is they who will be successful.
 - Mustafa Khattab
Then those whose scales are heavy, they are the successful.
 - Marmaduke Pickthall
Then those whose balance (of good deeds) is heavy they will attain salvation: 2942
 - Abdullah Yusuf Ali