The Messenger of Allah ﷺ as saying: Seek lailat al-qadr in the last seven days. (Using translation from Abū Dāʾūd 1385)   

إِنَّ رَسُولَ اللَّهِ ﷺ قَالَ «الْتَمِسُوا لَيْلَةَ الْقَدْرِ فِي السَّبْعِ الْأَوَاخِرِ»