The Messenger of Allah would recite (the following chapters) during the witr prayer:
Chapter
Remembrance immediately after salam of the witr prayer
7 entries
Qur’anic verse
Sabbih isma rabbika al-aAAla …. سَبِّـحِ اسْمَ رَبِّـكَ الأعْـلى…
[Al-aAAla]
Qur’anic verse
Qul ya ayyuha alkafiroon ….. قُـلْ يا أَيُّـها الكـافِرون….
[Al-kafiroon]
Qur’anic verse
Qul huwa Allahu ahad ….. قُـل هُوَ اللهُ أحد…..
[Al-ikhlas] …after giving salam he would supplicate three times:
سُـبْحانَ المَلِكِ القُدّوس (ثلاث مرات)
Subhanal-malikil-quddoos.(three times).
Translation
How perfect The King, The Holy One is.’ (three times)
…on the third time he would raise his voice, elongate it and add:
Rabbil-mala-ikati warrooh. ربِّ الملائكةِ والرّوح
Translation
Lord of the angles and the Rooh (i.e. Jibra-eel).