Sahih al-Bukhari 2020
Book 32: Virtues of the Night of Qadr · Narrated by `Aisha
Arabic
حَدَّثَنِي مُحَمَّدٌ، أَخْبَرَنَا عَبْدَةُ، عَنْ هِشَامِ بْنِ عُرْوَةَ، عَنْ أَبِيهِ، عَنْ عَائِشَةَ، قَالَتْ كَانَ رَسُولُ اللَّهِ صلى الله عليه وسلم يُجَاوِرُ فِي الْعَشْرِ الأَوَاخِرِ مِنْ رَمَضَانَ، وَيَقُولُ " تَحَرَّوْا لَيْلَةَ الْقَدْرِ فِي الْعَشْرِ الأَوَاخِرِ مِنْ رَمَضَانَ ".
English translation
Narrated `Aisha:Allah's Messenger (ﷺ) used to practice I`tikaf in the last ten nights of Ramadan and used to say, "Look for the Night of Qadr in the last ten nights of the month of Ramadan
Reference: Sahih al-Bukhari 2020, Book of Virtues of the Night of Qadr. English translation by Dr. Muhammad Muhsin Khan.