|Easton's Bible Dictionary|
An enclosure, one of the twelve sons of Ishmael (Genesis 25:15).
Int. Standard Bible Encyclopedia
je'-tur (yeTur, meaning uncertain): a "son" of Ishmael (Genesis 25:15 parallel 1 Chronicles 1:31); against this clan the two and a half tribes warred (1 Chronicles 5:18 f); they are the Itureans of New Testament times.
Jetur (3 Occurrences)
Genesis 25:15 Hadad, Tema, Jetur, Naphish, and Kedemah. (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)
1 Chronicles 1:31 Jetur, Naphish, and Kedemah. These are the sons of Ishmael. (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)
1 Chronicles 5:19 They made war with the Hagrites, with Jetur, and Naphish, and Nodab. (WEB KJV JPS ASV BBE DBY WBS YLT NAS RSV NIV)