Arabic (Original)
حَدَّثَنَا يَحْيَى حَدَّثَنَا هِشَامٌ قَالَ حَدَّثَنِي أَبِي عَنْ عَائِشَةَ قَالَتْ كَانَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ يَعْتَكِفُ فِي الْعَشْرِ الْأَوَاخِرِ وَيَقُولُ الْتَمِسُوهَا فِي الْعَشْرِ الْأَوَاخِرِ يَعْنِي لَيْلَةَ الْقَدْرِ.
English Translation
Aisha said: "The Messenger of Allah (peace be upon him) used to observe i'tikaf (spiritual retreat) during the last ten nights (of Ramadan) and would say: 'Seek it (Laylat al-Qadr) in the last ten nights.'"