Silko was ruler of the Nubian kingdom of Nobatia. He is known for uniting Nobatia and being the first Nubian king to adopt Christianity.
Graffito from the Temple of Kalabsha (Talmis), depicting king Silko on horse back spearing an enemy
The Temple of Kalabsha or Mandulis is an ancient Egyptian temple that was originally located at Bab al-Kalabsha, approximately 50 km south of Aswan.
Silko
…being the first Nubian king to adopt Christianity. During Silko's reign Nobatia defeated the Blemmyes to the North, and an inscription by Silko at the Temple of Kalabsha claims to have driven the Blemmyes into the Eastern Desert. The inscription on the temple was made in Greek suggesting that he was influenced by Byzantine…
The Temple of Kalabsha in 2004
Carved relief from Kalabsha temple
Egypt - Temple of Kalabscheh, Nubia. Brooklyn Museum Archives, Goodyear Archival Collection
Kalabsha Gate, ca. 30 BCE, at the Egyptian Museum of Berlin, given as part of the International Campaign to Save the Monuments of Nubia