(3) باب فِي كِتَابَةِ الْعِلْمِ
It was narrated that Abu Saeed Al-Khudri said:
"We used not to write anything but the Tasha-hud and the Qur'an." (ES)
Reference (ES): Sunan Abi Dawud 3648 (ES)
In-book reference (ES): Book 26, Hadith 9 (ES)
English translation (ES): Book 25, Hadith 3641 (ES)