November 20 (Eastern Orthodox liturgics) - Wikipedia
https://en.wikipedia.org/wiki/November_20_(Eastern_Orthodox_liturgics)
Nov. 19 - Eastern Orthodox Church calendar - Nov. 21. All fixed commemorations below are ... Virgin-martyrs Thekla, Bautha, Denachis, Tentis, Mama, Malachia, Anna, Nana, Asti and Malach, by the sword, for refusing to worship the Persian fire god. Martyrs Bassus and 42 companions in Heraclea in Thrace. Saint Isaac ...
November 20 (Eastern Orthodox liturgics) - concept
https://www.concepts.org/index.php?title=November_20_(Eastern_Orthodox...
Virgin-martyrs Thekla, Bautha, Denachis, Tentis, Mama, Malachia, Anna, Nana, Asti and Malach, by the sword, for refusing to worship the Persian fire god.