The Messenger of Allah ﷺ said: ʿO people of the Qurʿan, pray Witr, for Allah, may He Be glorified and exalted, is One and loves that which is odd numbered.ʿ
قَالَ رَسُولُ اللهِ ﷺ يَا أَهْلَ الْقُرْآنِ أَوْتِرُوا فَإِنَّ اللهَ ﷻ وِتْرٌ يُحِبُّ الْوَتْرَ