Nebajoth

Nebajoth one of twelve sons of Ishmael

Nebaioth (Hebrew: נְבָיוֹת Nəḇāyōṯ) or Nebajoth he was the firstborn son of Ishmael, and the name appears as the name of one of the wilderness tribes mentioned in the Book of Genesis 25:13, and in the Book of Isaiah 60:7.

Gen 25:13  And these are the names of the sons of Ishmael, by their names, according to their generations: the firstborn of Ishmael, Nebajoth; and Kedar, and Adbeel, and Mibsam, 

Nebajoth brother

Nebaioth is portrayed as the brother of Mahalath, one of Esau's wives:

(1): ...and Esau saw that the daughters of Canaan pleased not Isaac his father; so Esau went unto Ishmael, and took unto the wives that he had Mahalath the daughter of Ishmael, Abraham's son, the sister of Nebaioth, to be his wife... (Book of Genesis 28:8-9)

(2): ...Esau took his wives of the daughters of Canaan; Adah the daughter of Elon the Hittite, and Oholibamah the daughter of Anah, the daughter of Zibeon the Hivite, and Basemath Ishmael's daughter, sister of Nebaioth... (Book of Genesis 36:2-3)

Gen 28:9  Then went Esau unto Ishmael, and took unto the wives which he had Mahalath the daughter of Ishmael Abraham's son, the sister of Nebajoth, to be his wife. 

Gen 36:3  And Bashemath Ishmael's daughter, sister of Nebajoth. 

Rams of Nebajoth

In the Book of Isaiah, Nebaioth is mentioned along with his brother Kedar:

... All the flocks of Kedar shall be gathered together unto you, the rams of Nebaioth shall minister unto you; they shall come up with acceptance on my altar, and I will glorify my glorious house... (Book of Isaiah 60:7)