Rashidayn bin Sa'd al-Mahri al-Qayni رشدين بن سعد القيني · Chapters on Knowledge

"There was a man among the Ansar who would sit with the Messenger of Allah (ﷺ), and he would listen to the Ahadith of the Prophet (ﷺ) and he was amazed with them but he could not remember them. So he complained about that to the Messenger of Allah (ﷺ). He said: 'O Messenger of Allah! I listen to your Ahadith and I am amazed but I can not remember them.' So the Messenger of Allah (ﷺ) said: 'Help yourself…