Arabic (Original)
أَخْبَرَنَا أَبُو عَلِيٍّ الرُّوذْبَارِيُّ وَأَبُو الْحُسَيْنِ بْنُ بِشْرَانَ قَالَا أنبأ إِسْمَاعِيلُ بْنُ مُحَمَّدٍ الصَّفَّارُ ثنا سَعْدَانُ بْنُ نَصْرٍ ثنا أَبُو بَدْرٍ ثنا أَبُو جَنَابٍ الْكَلْبِيُّ عَنْ عِكْرِمَةَ عَنِ ابْنِ عَبَّاسٍ ؓ أَنَّ رَسُولَ اللهِ ﷺ قَالَ ثَلَاثٌ هُنَّ عَلَيَّ فَرَائِضُ وَلَكُمْ تَطَوُّعٌ النَّحْرُ وَالْوِتْرُ وَرَكْعَتَا الضُّحَى
English Translation
Abu Ali al-Rudhbari and Abu al-Husayn ibn Bishran informed us, they said: Isma'il ibn Muhammad al-Saffar informed us, Sa'dan ibn Nasr narrated to us, Abu Badr narrated to us, Abu Janab al-Kalbi narrated to us from Ikrimah, from Ibn Abbas (may Allah be pleased with him) that the Messenger of Allah (peace and blessings be upon him) said: "Three things are obligatory upon me but voluntary for you: the sacrifice, the witr prayer, and the two rak'ahs of Duha."