Also referred to as Eid al Ghadir, it is the event in which Shia Muslims believe that Ali ibn Abi Talib, the cousin of the Prophet Muhammad (PBUH), was appointed as the religious authority and leader as per God's will.
Many have taken to sharing their feelings and thoughts as well as importance of the day on social media:
https://twitter.com/islamious/status/1676967683777241089
Some have shared book excerpts based on research rooted in history and religion:
https://twitter.com/Watandost/status/1677170264482668545
Others shared qawwali couplets as a means of celebration:
https://twitter.com/mfhusayn/status/1677251780189536256