I used to write down everything I heard from the Messenger of Allah (may Allah's peace and blessings be upon him) in order to memorize it. The Quraysh prohibited me, saying: "Do you write down everything that you hear from the Messenger of Allah (may Allah's peace and blessings be upon him) whileโฆ
Abu Saโฤซd al-Khudri reported that the Messenger of Allah (may Allah's peace and blessings be upon him) said: "Do not write down anything from me, and he who wrote down anything from me except the Qur'an, he should erase it. But, narrate from me, for there is nothing wrong in doing so. Whoeverโฆ