Monachonim
Martyrological notice
The historical Roman Martyrology commemorates Monachonim on 31 July. The Latin notice identifies the record as martyr. The source places the commemoration at In Syria.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
In Syria sanctorum trecentorum quinquaginta Monachonim Martyrum, qui, ob defensionem Synodi Chalcedonensis, ab haereticis sunt occisi.