صَحِيحُ مُسْلِمٍ
Sahih Muslim 1165 b
The Book of Fasting
The virtue of Lailat Al-Qadr and the Exhortation to seek it; When it is and the most likely times to seek it
وَحَدَّثَنَا يَحْيَى بْنُ يَحْيَى، قَالَ قَرَأْتُ عَلَى مَالِكٍ عَنْ عَبْدِ اللَّهِ بْنِ دِينَارٍ، عَنِ ابْنِ، عُمَرَ - رضى الله عنهما - عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ تَحَرَّوْا لَيْلَةَ الْقَدْرِ فِي السَّبْعِ الأَوَاخِرِ .
Ibn 'Umar (Allah be pleased with them) reported Allah's Messenger (ﷺ) as saying: Seek Lailat-ul-Qadr in the last week (of Ramadan).
Sahih Muslim, 1165 bSahihصحيح