| Mount Auxentius | |
|---|---|
| Mount St. AuxentiusKayış Dağı | |
Mount Auxentius (Kayış Dağı) in winter | |
| Highest point | |
| Elevation | 428 m (1,404 ft) |
| Coordinates | 40°58′15″N29°09′51″E / 40.97083°N 29.16417°E / 40.97083; 29.16417 |
| Geography | |
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| Location | Istanbul |
| Country | Turkey |

Mount Auxentius (also known as Mount St. Auxentius, Mount Auxentios, or Mount Scopas), today known as Kayış Dağı in Turkish, is a mountain located in the eastern outskirts of Istanbul, Turkey, in Kayışdağı neighborhood. Its summit is 428 metres above sea level.[1] The mountain is named after Auxentius of Bithynia.
The mountain was home to Christian monks and ascetics during the Byzantine period.[2] Byzantine Christian monks who lived on the mountain included Saint Stephen the New (c. 713–764)[3] and Saint Macarius of Mount Auxentius (died 768).[4]
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