English translation
[2647] 121 - (...) 'Abdullâh bin 'Umar [may Allâh be pleased with them] said: "The day of 'Ashûrâ' was mentioned in the presence of the Messenger of Allâh ﷺ and he said: 'That is a day that was fasted by the people of the Jâhilîyyah. Whoever wishes may fast it and whoever wishes may leave it.'"
