“The Messenger of Allah ﷺ was asked: “What will serve as a screen (sutrah) for one who is praying?” He said: ʿSomething the height of the back of a saddle.” A similar report was narrated from Moosa bin Talhah, from his father, from the Prophet ﷺ. a similar report
سُئِلَ رَسُولُ اللهِ ﷺ مَا يَسْتُرُ الْمُصَلِّيَ؟ قَالَ مِثْلُ آخِرَةِ الرَّحْلِ