“The Prophet ﷺ was asked about the night prayer. He said: ‘Pray two by two, and if you fear that dawn is coming, then perform Witr with one Rak’ah.’”
سُئِلَ النَّبِيُّ ﷺ عَنْ صَلاَةِ اللَّيْلِ فَقَالَ يُصَلِّي مَثْنَى مَثْنَى فَإِذَا خَافَ الصُّبْحَ أَوْتَرَ بِرَكْعَةٍ