13 AH

Centuries:	1st century BH – 1st century – 2nd century
Years:	10 11 12 – 13 – 14 15 16

Year 13 AH started on Monday, March 7, 634 CE, and ended on Friday, February 24, 635 CE.

From the most important events of this year is the death of Abu Bakr, the first caliph, and then 'Umar became the next caliph as his successor.

Events

• Rajab 20 - Battle of Yarmuk between Muslims and Roman-Byzantine Empire (September 19, 634)
• Beginning of 'Umar's caliphate as directly was appointed by Abu Bakr
• Occurrence of the battle of Yarmuk in Rajab.
• Conquest of Damascus by Muslims (according to Tabari).
• Conquest of Palestine by Muslims.

Births

• Birth of Sa'id b. al-Musayyib b. Hazin according to one account. He was one of the seven faqihs of Medina in the period of Imam al-Sajjad (a).

Deaths

• Abu Bakr in Jumada II/August 634 CE.
• Harith b. Kalda al-thaqafi: the Iranian doctor and poet who lived in Mecca.
• Khalid b. Sa'id: one of the first people who converted to Islam, a scribe (katib) of the Prophet Muhammad (s) and his agent in Yemen.
• Hind bt. 'Utba: the wife of Abu Sufyan and mother of Mu'awiya who mutilated the body of Hamza (a) in the battle of Uhud and bit his liver.