Sunan Abu Dawud
698
Hasan Sahih+3

Abu Sa'id al-Khudri reported the Messenger of Allah (ﷺ) as saying:When one of you prays, he should pray facing the sutrah (screen or covering) and he should keep himself close to it. He then narrated the tradition to the same effect

Hasan SahihAl-Albani
Hasan SahihMuhammad Muhyi Al-Din Abdul Hamid