Arabic (Original)
حَدَّثَنَا سُفْيَانُ مَرَّةً أُخْرَى عَنْ عَمْرٍو عَنِ ابْنِ أَبِي مُلَيْكَةَ عَنْ يَعْلَى بْنِ مَمْلَكٍ عَنْ أُمِّ الدَّرْدَاءِ عَنْ أَبِي الدَّرْدَاءِ عَنْ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ أَثْقَلُ شَيْءٍ فِي الْمِيزَانِ يَوْمَ الْقِيَامَةِ خُلُقٌ حَسَنٌ.
English Translation
Sufyan narrated to us on another occasion, from Amr, from Ibn Abi Mulaykah, from Ya'la ibn Mamlak, from Umm al-Darda', from Abu al-Darda', from the Prophet (peace and blessings of Allah be upon him), who said: "The heaviest thing in the Scale on the Day of Resurrection is good character."