Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Scriptorium:

"

When monastic institutions arose in the early sixth century (the first European monastic writing dates from 517[citation needed]), they defined European literary culture and selectively preserved the literary history of the West. Monks copied Jerome's Latin Vulgate Bible and the commentaries and letters of early Church Fathers for missionary purposes as well as for use within the monastery.