Arabic (Original)
حَدَّثَنَا يَزِيدُ قَالَ أَخْبَرَنَا هَمَّامُ بْنُ يَحْيَى عَنْ قَتَادَةَ عَنْ مُعَاذَةَ عَنْ عَائِشَةَ أَنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ كَانَ يُصَلِّي الضُّحَى أَرْبَعًا وَيَزِيدُ مَا شَاءَ.
English Translation
Aisha reported that the Prophet (peace and blessings be upon him) used to pray the mid-morning prayer as four rak'ahs, and would add as much as he wished.