Genesis 25:4
Midian's sons were Ephah, Epher, Hanoch, Abida, and Eldaah. All of these were Keturah's descendants.
Isaiah 60:6
Throngs of camels will blanket you: the young camels of Midian and Ephu; all those from Shebu will come. They'll carry gold and frankincense, and proclaim the praise of the LORD.
Treasury of Scripture Knowledge
Summary
And the sons of Midian; Ephah, and Epher, and Hanoch, and Abida, and Eldaah. All these were the children of Keturah.
Ephah
Bible References
Ephah
Isaiah 60:6
Throngs of camels will blanket you: the young camels of Midian and Ephu; all those from Shebu will come. They'll carry gold and frankincense, and proclaim the praise of the LORD.