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.” A similar report was narrated from Moosa bin Talhah, from his father, from the Prophet (ﷺ). a similar report

حَدَّثَنَا وَكِيعٌ، عَنْ سُفْيَانَ، عَنْ سِمَاكِ بْنِ حَرْبٍ، عَنْ مُوسَى بْنِ طَلْحَةَ، عَنْ أَبِيهِ، قَالَ سُئِلَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ مَا يَسْتُرُ الْمُصَلِّيَ قَالَ مِثْلُ آخِرَةِ الرَّحْلِ حَدَّثَنَا وَكِيعٌ عَنْ إِسْرَائِيلَ عَنْ سِمَاكِ بْنِ حَرْبٍ عَنْ مُوسَى بْنِ طَلْحَةَ عَنْ أَبِيهِ عَنْ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ مِثْلَهُ‏.‏