Church of Saint Porphyrius - Credit: Wikimedia Commons
The Church of Saint Porphyrius (, ; ) is a Greek Orthodox church in Gaza City, State of Palestine. It belongs to the Patriarchate of Jerusalem and is the oldest active church in the city and is said to be the third oldest church in the world. Located in the Zaytun Quarter of the Old City of Gaza, it is named after the 5th-century bishop of Gaza, Saint Porphyrius, whose tomb is situated in the northeastern corner of the church.Dumper, 2007, p. 156. Read more on Wikipedia
Source: en.wikipedia.org