https://salaficentre.com/2019/09/07/8-reminders-about-dark-beliefs-and-deeds-of-those-who-scream-and-wail-slash-whip-and-hit-themselves-on-the-day-of-aashooraa-resemblance-of-the-raafidah-to-the-mushrikoon/
[8] Reminders About Dark Beliefs and Deeds of Those Who Scream and Wail; Slash, Whip and Hit Themselves On The Day of Aa’shooraa: [Resemblance of The Raafidah to The Mushrikoon] – By Shaikh Muqbil