Joktan was the second of the two sons of Eber mentioned in the Hebrew Bible. He descends from Shem, son of Noah.
Statue of a South Arabian king. According to Arab genealogy, South Arabians descend from Qahtan who is identified with Joktan.
Eber is an ancestor of the Ishmaelites and the Israelites according to the Generations of Noah in the Book of Genesis and the Books of Chronicles.
Eber imagined in the 1553 Promptuarium Iconum Insigniorum