Constantinople (İstanbul) - Küçük Ayasofya - Ekklēsía tôn Hagíōs Sergíou kaì Bákchou en toês Hormísdou. The Church of Sergius and Bacchus was built during the Justinian reign between 527 and 536 .
See:
- http://www.livius.org/articles/place/constantinople-istanbul/constantinople-photos/constantinople-church-of-ss-sergius-and-bacchus/
- David Hendrix, The Byzantine Legacy, 2016 - https://www.thebyzantinelegacy.com/sergius-bacchus
