Abdur Rahman bin al-Qasim عبد الرحمن بن القاسم بن محمد بن أبي بكر · The Book of the Qiblah

"The Messenger of Allah(ﷺ)used to pray at night while I was lying down sleeping between him and the Qibla on his bed. When he wanted to pray witr he would wake me up and I would pray witr"