Which early Old Church Slavonic texts tell the lives of Cyril and Methodius?

Created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

The most significant early Old Church Slavonic texts detailing the lives of Saints Cyril and Methodius are known as their Lives. These hagiographic works were almost certainly written before 900 CE, although they are currently preserved only in later copies.1