Verses with the word joktan in the Old Testament (6 verses):

Genesis 10:25
And unto Eber were born two sons: the name of one was Peleg; for in his days was the earth divided; and his brother's name was Joktan.

Genesis 10:26
And Joktan begat Almodad, and Sheleph, and Hazarmaveth, and Jerah,

Genesis 10:29
And Ophir, and Havilah, and Jobab: all these were the sons of Joktan.

1 Chronicles 1:19
And unto Eber were born two sons: the name of the one was Peleg; because in his days the earth was divided: and his brother's name was Joktan.

1 Chronicles 1:20
And Joktan begat Almodad, and Sheleph, and Hazarmaveth, and Jerah,

1 Chronicles 1:23
And Ophir, and Havilah, and Jobab. All these were the sons of Joktan.