October 21 (Eastern Orthodox liturgics) - Wikipedia
https://en.wikipedia.org/wiki/October_21_(Eastern_Orthodox_liturgics)
Oct. 20 - Eastern Orthodox Church calendar - Oct. 22. Contents. [hide]. 1 Fixed commemorations. 1.1 Saints; 1.2 Other commemorations ... Gaius, and Zoticus at Nicomedia (303); Saints Theophilus and James, abbots of Omutch (Pskov) (c.October 21 - OrthodoxWiki
https://orthodoxwiki.org/October_21
12 Aug 2006 - Saint Hilarion the Great; Martyrs Dasius, Gaius, and Zoticus at Nicomedia; Saints Theophilus and James, Abbots of Omutch (Pskov); Saint ...