wikishia:On this day

2 BH – Mi'raj of the Prophet (s), according to a report (April 15, 621 CE)
2 AH – The Battle of Badr the first battle between Muslims and the Quraysh polytheists, led by the Prophet Muhammad (s). (March 13, 624 CE)
2 AH - The killing of Abu Jahl, a notable polytheist of Mecca and a fierce opponent of the Prophet (s) and Islam.
2 AH - Demise of Ruqayya daughter of the Prophet (s) (March 13, 624 CE)
58 AH – Death of Aisha, the wife of the Prophet (s) (July 13, 678 CE)

On this day (2025/13) Such a week

Descent of Zabur to David (a) according to a narration from Imam al-Sadiq (a).
13 BH - Laylat al-Qadr and the revelation of the Qur'an (according to the likelihood of one of the three nights). (June 25, 610)
1090 AH - Demise of Badriyya who is also known as "Umm Kulthum", the daughter of Mulla Sadra and the wife of Abd al-Razzaq Lahiji a prominent Shia woman scholar. (October 23, 1679)
1337 AH - Demise of Sayyid Mustafa Kashani a Shia jurist during the Qajar period and the father of Sayyid Abu l-Qasim Kashani. (June 17, 1919)

Eve of Ramadan 19 is a possible night of Qadr in which the noble Qur'an was descended to the Prophet (s)
40 AH – Imam Ali (a) was struck by Ibn Muljam al-Muradi in the morning prayer in the mihrab of the Kufa Mosque. (January 26, 661 CE)

623 CE – The Prophet (s) made the pact of brotherhood between his Companions (Ramadan 12, 1)
624 CE – Death of Abu Lahab, a paternal uncle of Prophet Muhammad (s) and one of his ardent enemies. (Ramadan 24, 2 AH)
658 CE – Departure of Imam 'Ali's (a) army for the Battle of Siffin. (Shawwal 9, 37)

1 Bi'that - The Night of Decree (Laylat al-Qadr) and the night of the revelation of the Quran, according to one possible interpretation.
8 AH - Conquest of Mecca, by Muslims, led by Prophet Muhammad (s), in response to the breach of the Hudaybiyya peace treaty by the Quraysh. (January 11, 630)
542 AH - The death of Ibn Shajari Baghdadi, a Shia scholar, as reported by Shaykh Abbas Qummi. (February 12, 1148)
626 AH - The death of Yaqut al-Hamawi, the author of the book Mu'jam al-Buldan. (August 12, 1229)

21 March 21 March

Demise of Prophet Moses (a) and Yusha' b. Nun (Joshua), prophets of the Israelites (according to traditions).
Ascension of Jesus (a) to heaven (according to traditions).
Eve of Ramadan 21 is a possible night of Qadr in which the Qur'an was descended to the Prophet (s).
40 AH – Martyrdom of Imam Ali (a) the first Imam of the Shia and the fourth caliph of the Rashidun Caliphs according to Sunni Muslims, two days after being struck in his morning prayer (January 28, 661 CE)
40 AH – More than forty thousand people gave allegiance to Imam al-Hasan (a) as the next caliph after Imam Ali (a). (January 28, 661 CE)
40 AH – Ibn Muljam al-Muradi was killed in retribution for Imam Ali's murder. (January 28, 661 CE)

1844 CE – Demise of al-Sayyid Muhammad Baqir al-Shafti, a Shiite mujtahid and jurist in the Qajari period, (Rabi' I 2, 1260 AH)
1963 CE - Faydiyya's being attacked by agents of Muhammad Rida Shah Pahlawi (Shawwal 25, 1382)
2022 CE - Demise of Ayatollah Sayyid Muhammad Ali Alawi Gurgani, the prominent Shi'a marja' (Sha'ban 12, 1443)

Bi'that - (The Night of Revelation): The Night of Decree (Laylat al-Qadr) and the night of the Quran's revelation, based on a probability.
273 AH - Passing of Ibn Majah al-Qazwini, the author of Sunan Ibn Majah, one of the six major hadith collections in Sunni Islam. (February 20, 887)

1286 AH - Demise of 'Abd al-Husayn Tihrani, known as Shaykh al-Iraqiyayn, a Shia jurist, the executor of Amir Kabir's will, and the representative of Nasir al-Din Shah in the reconstruction of the Atabat 'aliyat. (December 26, 1869)

On this day (2025/18) Such a week
23 March 23 March 23 Ramadan 233 AH - The arrival of Imam al-Hadi (a) in Samarra by the order of the Abbasid caliph al-Mutawakkil. (May 1, 848) 247 AH - The passing of Ahmad b. Isa b. Zayd, a scholar of the Zaydiyya during the Abbasid caliphate. (November 30, 861) 491 AH - The capture of Jerusalem by the Crusaders. (August 24, 1098)

On this day (2025/19) Such a week
24 March 24 March 24 Ramadan 2 AH – Death of Abu Lahab, a paternal uncle of the Prophet Muhammad (s) and one of his ardent enemies. (March 20, 624 CE) 65 AH - The death of Marwan b. al-Hakam, the fourth Umayyad caliph. (May 4, 685) 129 AH – Abu Muslim al-Khurasani ani, the Abbasid missionary, against the Umayyads rule. (June 8, 747 CE)

On this day (2025/20) Such a week
25 March 25 Ramadan 1131 AH - Demise of al-Fadil al-Hindi a Shia scholar during the Safavid era and the author of Kashf al-litham. (August 11, 1719) 1348 AH - Martyrdom of Sayyid Muhammad Taqi Musawi Isfahani a Shia jurist and the author of Mikyal al-makarim. (February 24, 1930)