It should have been simple.

Look up the name – just to check. Easy (?)

The name is…

Saint Paraskeva of the Balkans (also known as: Petka of Bulgaria, Petka of Serbia, Paraskeva of Serbia, Paraskeva the Serbian, Paraskeva of Belgrade, Parascheva the New, Parascheva the Young, Ancient Greek: Ὁσία Παρασκευὴ ἡ Ἐπιβατινή, Greek: Οσία Παρασκευή η Επιβατινή ή Νέα, Serbian: Света Петка / Sveta Petka or Петка Параскева / Petka Paraskeva, Paraskeva Pyatnitsa, Parascheva of Tirnovo) 

She was born in…

Selimpaşa, known in Byzantine times as Epibates (sometimes as Epivates or Epibatos) (Greek: Επιβάτες)

When she died at Katikratia, her relics went on a journey…

…relics enshrined at the church of the Holy Apostles at Katikratia

…relics taken to Belgrade

…relics transferred to Constantinople when Belgrade fell to Muslim Turks

…relics taken to the monastery of the Three Hierarchs, Jassy, Romania in 1641

 …her chapel became a place of pilgimage and site of healing miracles

 …since 1888 her relics have been at the Serbian Orthodox Catedrala Mitropolitana, Iasi, Romania,