apr 1, 620 - Khadijah Died

Description:

Khadijah bint Khuwaylid
She was a wealthy merchant from Mecca who employed the 24-year-old Muhammad and then proposed marriage. She was the mother of six of his children and a key character in the earliest development of Islam. She was Muhammad's only wife as long as she lived. She died in April 620.

Ibn Ishaq[4]
Ibn Hisham[5]
Al-Tabari[6]
Ibn Sa'd[7]

https://wikiislam.net/wiki/List_of_Muhammads_Wives_and_Concubines