Sun nah. Of witr prayer

The Sunnah of Witr Prayer

1 - It is Sunnah, for the one who wishes to end the prayer at night with three Witr Rak’ahs, to read after Al-Fateha :
Suraht Al A’laa no. 87 “Sabbiĥi Asma Rabbika Al-’A`lá” in the first Rak’ah,
Surat Al Kafirun no.109 “Qul Yā ‘Ayyuhā Al-Kāfirūna” in the second Rak’ah,
and Surat Al Ikhlaas no 112 “Qul Huwa Allāhu ‘Aĥadun’ in the third Rak’ah, as narrated by Abu Dawood,
Al Termithi and Ibn Majah.

2- It is Sunnah to say, after finishing the Wetr prayer:

سُبحَانَ المَلِكِ القُدُّوس

“Subhaanal- Malikil-Quddoosi” - i.e. Glory is to The King, the Holy, three times. At the third time, as narrated by Ad-Dar Qotni, it is Sunnah to raise and extend his voice and say:

رَبَّ المَلائِكَة وَالرٌّوْح

“Rabbil-malaa’ikati warroohi” i.e. Lord of the angels and the Spirit, authenticated by Al-Arna’out, and it was narrated by Abu Dawood and An-Nasa’ei.