Urwah narrates from Aishah (may Allah be pleased with her) that when the Messenger of Allah (peace and blessings be upon him) prayed at night, I would be lying between him (peace and blessings be upon him) and the qiblah, the way a bier is laid.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الصلاة / 5224