مُسْنَدُ أَحْمَدَ
Musnad Ahmad 1393
Musnad of Abu Muhammad Talhah bin 'Ubaidullah
It was narrated from Moosa bin Talhah that his father said: “The Messenger of Allah (ﷺ) was asked: “What will serve as a screen (sutrah) for one who is praying?” He said: "Something the height of the back of a saddle.”
Musnad Ahmad 1393Hasan (Darussalam), Muslim (499)]